Home / 93,481.28-129,004.12-51,039.81

Finding the Fourth Proportional to 93,481.28, 129,004.12 and 51,039.81

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Solution

The fourth proportional to 93,481.28, 129,004.12 and 51,039.81 is: 70,434.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,481.28 : 129,004.12 = 51,039.81 : x
  2. Step 2: Convert to fraction form
    93,481.28/129,004.12 = 51,039.81/x
  3. Step 3: Cross multiply
    93,481.28x = 129,004.12 × 51,039.81
  4. Step 4: Simplify right side
    93,481.28x = 6,584,345,646.42
  5. Step 5: Solve for x
    x = 6,584,345,646.42/93,481.28
  6. Step 6: Final answer
    x = 70,434.91

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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.