Home / 53,531.16-80,253.90-25,437.12

Finding the Fourth Proportional to 53,531.16, 80,253.90 and 25,437.12

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Solution

The fourth proportional to 53,531.16, 80,253.90 and 25,437.12 is: 38,135.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,531.16 : 80,253.90 = 25,437.12 : x
  2. Step 2: Convert to fraction form
    53,531.16/80,253.90 = 25,437.12/x
  3. Step 3: Cross multiply
    53,531.16x = 80,253.90 × 25,437.12
  4. Step 4: Simplify right side
    53,531.16x = 2,041,428,084.77
  5. Step 5: Solve for x
    x = 2,041,428,084.77/53,531.16
  6. Step 6: Final answer
    x = 38,135.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.