Home / 124,821.60-187,232.40-62,469.60

Finding the Fourth Proportional to 124,821.60, 187,232.40 and 62,469.60

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Solution

The fourth proportional to 124,821.60, 187,232.40 and 62,469.60 is: 93,704.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,821.60 : 187,232.40 = 62,469.60 : x
  2. Step 2: Convert to fraction form
    124,821.60/187,232.40 = 62,469.60/x
  3. Step 3: Cross multiply
    124,821.60x = 187,232.40 × 62,469.60
  4. Step 4: Simplify right side
    124,821.60x = 11,696,333,135.04
  5. Step 5: Solve for x
    x = 11,696,333,135.04/124,821.60
  6. Step 6: Final answer
    x = 93,704.40

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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.