Home / 93,552.50-129,065.81-57,680.24

Finding the Fourth Proportional to 93,552.50, 129,065.81 and 57,680.24

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Solution

The fourth proportional to 93,552.50, 129,065.81 and 57,680.24 is: 79,576.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,552.50 : 129,065.81 = 57,680.24 : x
  2. Step 2: Convert to fraction form
    93,552.50/129,065.81 = 57,680.24/x
  3. Step 3: Cross multiply
    93,552.50x = 129,065.81 × 57,680.24
  4. Step 4: Simplify right side
    93,552.50x = 7,444,545,962.86
  5. Step 5: Solve for x
    x = 7,444,545,962.86/93,552.50
  6. Step 6: Final answer
    x = 79,576.13

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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.