Home / 42,379.68-63,580-29,924.11

Finding the Fourth Proportional to 42,379.68, 63,580 and 29,924.11

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Solution

The fourth proportional to 42,379.68, 63,580 and 29,924.11 is: 44,893.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,379.68 : 63,580 = 29,924.11 : x
  2. Step 2: Convert to fraction form
    42,379.68/63,580 = 29,924.11/x
  3. Step 3: Cross multiply
    42,379.68x = 63,580 × 29,924.11
  4. Step 4: Simplify right side
    42,379.68x = 1,902,574,913.80
  5. Step 5: Solve for x
    x = 1,902,574,913.80/42,379.68
  6. Step 6: Final answer
    x = 44,893.56

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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.