Home / 406,049.10-608,702.13-156,543.18

Finding the Fourth Proportional to 406,049.10, 608,702.13 and 156,543.18

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Solution

The fourth proportional to 406,049.10, 608,702.13 and 156,543.18 is: 234,671.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,049.10 : 608,702.13 = 156,543.18 : x
  2. Step 2: Convert to fraction form
    406,049.10/608,702.13 = 156,543.18/x
  3. Step 3: Cross multiply
    406,049.10x = 608,702.13 × 156,543.18
  4. Step 4: Simplify right side
    406,049.10x = 95,288,167,102.97
  5. Step 5: Solve for x
    x = 95,288,167,102.97/406,049.10
  6. Step 6: Final answer
    x = 234,671.54

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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.