Home / 67,800.65-93,569.43-39,125.43

Finding the Fourth Proportional to 67,800.65, 93,569.43 and 39,125.43

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Solution

The fourth proportional to 67,800.65, 93,569.43 and 39,125.43 is: 53,995.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,800.65 : 93,569.43 = 39,125.43 : x
  2. Step 2: Convert to fraction form
    67,800.65/93,569.43 = 39,125.43/x
  3. Step 3: Cross multiply
    67,800.65x = 93,569.43 × 39,125.43
  4. Step 4: Simplify right side
    67,800.65x = 3,660,944,110.24
  5. Step 5: Solve for x
    x = 3,660,944,110.24/67,800.65
  6. Step 6: Final answer
    x = 53,995.71

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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.