Home / 93,764.59-129,390.15-51,314.92

Finding the Fourth Proportional to 93,764.59, 129,390.15 and 51,314.92

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Solution

The fourth proportional to 93,764.59, 129,390.15 and 51,314.92 is: 70,811.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,764.59 : 129,390.15 = 51,314.92 : x
  2. Step 2: Convert to fraction form
    93,764.59/129,390.15 = 51,314.92/x
  3. Step 3: Cross multiply
    93,764.59x = 129,390.15 × 51,314.92
  4. Step 4: Simplify right side
    93,764.59x = 6,639,645,196.04
  5. Step 5: Solve for x
    x = 6,639,645,196.04/93,764.59
  6. Step 6: Final answer
    x = 70,811.86

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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.