Home / 42,153.62-63,252.29-30,562.52

Finding the Fourth Proportional to 42,153.62, 63,252.29 and 30,562.52

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Solution

The fourth proportional to 42,153.62, 63,252.29 and 30,562.52 is: 45,859.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,153.62 : 63,252.29 = 30,562.52 : x
  2. Step 2: Convert to fraction form
    42,153.62/63,252.29 = 30,562.52/x
  3. Step 3: Cross multiply
    42,153.62x = 63,252.29 × 30,562.52
  4. Step 4: Simplify right side
    42,153.62x = 1,933,149,138.32
  5. Step 5: Solve for x
    x = 1,933,149,138.32/42,153.62
  6. Step 6: Final answer
    x = 45,859.63

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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.