Home / 147,841.10-221,640.15-63,665.90

Finding the Fourth Proportional to 147,841.10, 221,640.15 and 63,665.90

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Solution

The fourth proportional to 147,841.10, 221,640.15 and 63,665.90 is: 95,446.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,841.10 : 221,640.15 = 63,665.90 : x
  2. Step 2: Convert to fraction form
    147,841.10/221,640.15 = 63,665.90/x
  3. Step 3: Cross multiply
    147,841.10x = 221,640.15 × 63,665.90
  4. Step 4: Simplify right side
    147,841.10x = 14,110,919,625.89
  5. Step 5: Solve for x
    x = 14,110,919,625.89/147,841.10
  6. Step 6: Final answer
    x = 95,446.53

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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.