Home / 93,778.14-129,414.42-53,491.47

Finding the Fourth Proportional to 93,778.14, 129,414.42 and 53,491.47

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Solution

The fourth proportional to 93,778.14, 129,414.42 and 53,491.47 is: 73,818.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,778.14 : 129,414.42 = 53,491.47 : x
  2. Step 2: Convert to fraction form
    93,778.14/129,414.42 = 53,491.47/x
  3. Step 3: Cross multiply
    93,778.14x = 129,414.42 × 53,491.47
  4. Step 4: Simplify right side
    93,778.14x = 6,922,567,565.00
  5. Step 5: Solve for x
    x = 6,922,567,565.00/93,778.14
  6. Step 6: Final answer
    x = 73,818.56

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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.