Home / 42,349.47-63,511.20-29,285.79

Finding the Fourth Proportional to 42,349.47, 63,511.20 and 29,285.79

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Solution

The fourth proportional to 42,349.47, 63,511.20 and 29,285.79 is: 43,919.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,349.47 : 63,511.20 = 29,285.79 : x
  2. Step 2: Convert to fraction form
    42,349.47/63,511.20 = 29,285.79/x
  3. Step 3: Cross multiply
    42,349.47x = 63,511.20 × 29,285.79
  4. Step 4: Simplify right side
    42,349.47x = 1,859,975,665.85
  5. Step 5: Solve for x
    x = 1,859,975,665.85/42,349.47
  6. Step 6: Final answer
    x = 43,919.69

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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.