Home / 69,438.08-95,752.88-59,399.74

Finding the Fourth Proportional to 69,438.08, 95,752.88 and 59,399.74

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Solution

The fourth proportional to 69,438.08, 95,752.88 and 59,399.74 is: 81,910.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,438.08 : 95,752.88 = 59,399.74 : x
  2. Step 2: Convert to fraction form
    69,438.08/95,752.88 = 59,399.74/x
  3. Step 3: Cross multiply
    69,438.08x = 95,752.88 × 59,399.74
  4. Step 4: Simplify right side
    69,438.08x = 5,687,696,176.25
  5. Step 5: Solve for x
    x = 5,687,696,176.25/69,438.08
  6. Step 6: Final answer
    x = 81,910.33

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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.