Home / 219,720.90-329,552.18-61,962.06

Finding the Fourth Proportional to 219,720.90, 329,552.18 and 61,962.06

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Solution

The fourth proportional to 219,720.90, 329,552.18 and 61,962.06 is: 92,934.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,720.90 : 329,552.18 = 61,962.06 : x
  2. Step 2: Convert to fraction form
    219,720.90/329,552.18 = 61,962.06/x
  3. Step 3: Cross multiply
    219,720.90x = 329,552.18 × 61,962.06
  4. Step 4: Simplify right side
    219,720.90x = 20,419,731,950.29
  5. Step 5: Solve for x
    x = 20,419,731,950.29/219,720.90
  6. Step 6: Final answer
    x = 92,934.86

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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.