Home / 411,176.10-616,764.15-144,848.10

Finding the Fourth Proportional to 411,176.10, 616,764.15 and 144,848.10

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Solution

The fourth proportional to 411,176.10, 616,764.15 and 144,848.10 is: 217,272.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,176.10 : 616,764.15 = 144,848.10 : x
  2. Step 2: Convert to fraction form
    411,176.10/616,764.15 = 144,848.10/x
  3. Step 3: Cross multiply
    411,176.10x = 616,764.15 × 144,848.10
  4. Step 4: Simplify right side
    411,176.10x = 89,337,115,275.62
  5. Step 5: Solve for x
    x = 89,337,115,275.62/411,176.10
  6. Step 6: Final answer
    x = 217,272.15

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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.