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Finding the Fourth Proportional to 93,588.96, 129,152.45 and 51,147.48

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Solution

The fourth proportional to 93,588.96, 129,152.45 and 51,147.48 is: 70,583.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,588.96 : 129,152.45 = 51,147.48 : x
  2. Step 2: Convert to fraction form
    93,588.96/129,152.45 = 51,147.48/x
  3. Step 3: Cross multiply
    93,588.96x = 129,152.45 × 51,147.48
  4. Step 4: Simplify right side
    93,588.96x = 6,605,822,481.19
  5. Step 5: Solve for x
    x = 6,605,822,481.19/93,588.96
  6. Step 6: Final answer
    x = 70,583.35

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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.