Home / 242,432.41-363,705.85-76,220.41

Finding the Fourth Proportional to 242,432.41, 363,705.85 and 76,220.41

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Solution

The fourth proportional to 242,432.41, 363,705.85 and 76,220.41 is: 114,348.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,432.41 : 363,705.85 = 76,220.41 : x
  2. Step 2: Convert to fraction form
    242,432.41/363,705.85 = 76,220.41/x
  3. Step 3: Cross multiply
    242,432.41x = 363,705.85 × 76,220.41
  4. Step 4: Simplify right side
    242,432.41x = 27,721,809,006.40
  5. Step 5: Solve for x
    x = 27,721,809,006.40/242,432.41
  6. Step 6: Final answer
    x = 114,348.61

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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.