Home / 52,400.38-72,310.25-28,527.14

Finding the Fourth Proportional to 52,400.38, 72,310.25 and 28,527.14

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Solution

The fourth proportional to 52,400.38, 72,310.25 and 28,527.14 is: 39,366.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,400.38 : 72,310.25 = 28,527.14 : x
  2. Step 2: Convert to fraction form
    52,400.38/72,310.25 = 28,527.14/x
  3. Step 3: Cross multiply
    52,400.38x = 72,310.25 × 28,527.14
  4. Step 4: Simplify right side
    52,400.38x = 2,062,804,334.95
  5. Step 5: Solve for x
    x = 2,062,804,334.95/52,400.38
  6. Step 6: Final answer
    x = 39,366.21

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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.