Home / 123,416.04-185,124.03-29,921.79

Finding the Fourth Proportional to 123,416.04, 185,124.03 and 29,921.79

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Solution

The fourth proportional to 123,416.04, 185,124.03 and 29,921.79 is: 44,882.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,416.04 : 185,124.03 = 29,921.79 : x
  2. Step 2: Convert to fraction form
    123,416.04/185,124.03 = 29,921.79/x
  3. Step 3: Cross multiply
    123,416.04x = 185,124.03 × 29,921.79
  4. Step 4: Simplify right side
    123,416.04x = 5,539,242,349.61
  5. Step 5: Solve for x
    x = 5,539,242,349.61/123,416.04
  6. Step 6: Final answer
    x = 44,882.68

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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.