Home / 93,944.52-129,640-51,502.12

Finding the Fourth Proportional to 93,944.52, 129,640 and 51,502.12

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Solution

The fourth proportional to 93,944.52, 129,640 and 51,502.12 is: 71,071.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,944.52 : 129,640 = 51,502.12 : x
  2. Step 2: Convert to fraction form
    93,944.52/129,640 = 51,502.12/x
  3. Step 3: Cross multiply
    93,944.52x = 129,640 × 51,502.12
  4. Step 4: Simplify right side
    93,944.52x = 6,676,734,836.80
  5. Step 5: Solve for x
    x = 6,676,734,836.80/93,944.52
  6. Step 6: Final answer
    x = 71,071.04

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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.