Home / 42,159.44-63,233.40-15,860.36

Finding the Fourth Proportional to 42,159.44, 63,233.40 and 15,860.36

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Solution

The fourth proportional to 42,159.44, 63,233.40 and 15,860.36 is: 23,788.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,159.44 : 63,233.40 = 15,860.36 : x
  2. Step 2: Convert to fraction form
    42,159.44/63,233.40 = 15,860.36/x
  3. Step 3: Cross multiply
    42,159.44x = 63,233.40 × 15,860.36
  4. Step 4: Simplify right side
    42,159.44x = 1,002,904,488.02
  5. Step 5: Solve for x
    x = 1,002,904,488.02/42,159.44
  6. Step 6: Final answer
    x = 23,788.37

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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.