Home / 124,229.79-186,317.28-39,973.86

Finding the Fourth Proportional to 124,229.79, 186,317.28 and 39,973.86

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Solution

The fourth proportional to 124,229.79, 186,317.28 and 39,973.86 is: 59,951.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,229.79 : 186,317.28 = 39,973.86 : x
  2. Step 2: Convert to fraction form
    124,229.79/186,317.28 = 39,973.86/x
  3. Step 3: Cross multiply
    124,229.79x = 186,317.28 × 39,973.86
  4. Step 4: Simplify right side
    124,229.79x = 7,447,820,866.30
  5. Step 5: Solve for x
    x = 7,447,820,866.30/124,229.79
  6. Step 6: Final answer
    x = 59,951.97

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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.