Home / 93,839.18-129,498.07-51,397.71

Finding the Fourth Proportional to 93,839.18, 129,498.07 and 51,397.71

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Solution

The fourth proportional to 93,839.18, 129,498.07 and 51,397.71 is: 70,928.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,839.18 : 129,498.07 = 51,397.71 : x
  2. Step 2: Convert to fraction form
    93,839.18/129,498.07 = 51,397.71/x
  3. Step 3: Cross multiply
    93,839.18x = 129,498.07 × 51,397.71
  4. Step 4: Simplify right side
    93,839.18x = 6,655,904,247.42
  5. Step 5: Solve for x
    x = 6,655,904,247.42/93,839.18
  6. Step 6: Final answer
    x = 70,928.84

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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.