Home / 47,456.98-65,489.70-29,543.02

Finding the Fourth Proportional to 47,456.98, 65,489.70 and 29,543.02

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Solution

The fourth proportional to 47,456.98, 65,489.70 and 29,543.02 is: 40,768.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,456.98 : 65,489.70 = 29,543.02 : x
  2. Step 2: Convert to fraction form
    47,456.98/65,489.70 = 29,543.02/x
  3. Step 3: Cross multiply
    47,456.98x = 65,489.70 × 29,543.02
  4. Step 4: Simplify right side
    47,456.98x = 1,934,763,516.89
  5. Step 5: Solve for x
    x = 1,934,763,516.89/47,456.98
  6. Step 6: Final answer
    x = 40,768.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.