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Finding the Fourth Proportional to 93,903.68, 129,586.56 and 51,460.76

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Solution

The fourth proportional to 93,903.68, 129,586.56 and 51,460.76 is: 71,015.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,903.68 : 129,586.56 = 51,460.76 : x
  2. Step 2: Convert to fraction form
    93,903.68/129,586.56 = 51,460.76/x
  3. Step 3: Cross multiply
    93,903.68x = 129,586.56 × 51,460.76
  4. Step 4: Simplify right side
    93,903.68x = 6,668,622,863.39
  5. Step 5: Solve for x
    x = 6,668,622,863.39/93,903.68
  6. Step 6: Final answer
    x = 71,015.56

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.