Home / 43,713.23-65,553.77-15,625.70

Finding the Fourth Proportional to 43,713.23, 65,553.77 and 15,625.70

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Solution

The fourth proportional to 43,713.23, 65,553.77 and 15,625.70 is: 23,432.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,713.23 : 65,553.77 = 15,625.70 : x
  2. Step 2: Convert to fraction form
    43,713.23/65,553.77 = 15,625.70/x
  3. Step 3: Cross multiply
    43,713.23x = 65,553.77 × 15,625.70
  4. Step 4: Simplify right side
    43,713.23x = 1,024,323,543.89
  5. Step 5: Solve for x
    x = 1,024,323,543.89/43,713.23
  6. Step 6: Final answer
    x = 23,432.81

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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.