Home / 93,757.86-129,385.71-51,316.38

Finding the Fourth Proportional to 93,757.86, 129,385.71 and 51,316.38

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Solution

The fourth proportional to 93,757.86, 129,385.71 and 51,316.38 is: 70,816.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,757.86 : 129,385.71 = 51,316.38 : x
  2. Step 2: Convert to fraction form
    93,757.86/129,385.71 = 51,316.38/x
  3. Step 3: Cross multiply
    93,757.86x = 129,385.71 × 51,316.38
  4. Step 4: Simplify right side
    93,757.86x = 6,639,606,260.93
  5. Step 5: Solve for x
    x = 6,639,606,260.93/93,757.86
  6. Step 6: Final answer
    x = 70,816.53

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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.