Home / 52,631.97-72,632.14-28,432.95

Finding the Fourth Proportional to 52,631.97, 72,632.14 and 28,432.95

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Solution

The fourth proportional to 52,631.97, 72,632.14 and 28,432.95 is: 39,237.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,631.97 : 72,632.14 = 28,432.95 : x
  2. Step 2: Convert to fraction form
    52,631.97/72,632.14 = 28,432.95/x
  3. Step 3: Cross multiply
    52,631.97x = 72,632.14 × 28,432.95
  4. Step 4: Simplify right side
    52,631.97x = 2,065,145,641.85
  5. Step 5: Solve for x
    x = 2,065,145,641.85/52,631.97
  6. Step 6: Final answer
    x = 39,237.48

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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.