Home / 61,001.43-91,491.75-16,617.80

Finding the Fourth Proportional to 61,001.43, 91,491.75 and 16,617.80

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Solution

The fourth proportional to 61,001.43, 91,491.75 and 16,617.80 is: 24,923.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,001.43 : 91,491.75 = 16,617.80 : x
  2. Step 2: Convert to fraction form
    61,001.43/91,491.75 = 16,617.80/x
  3. Step 3: Cross multiply
    61,001.43x = 91,491.75 × 16,617.80
  4. Step 4: Simplify right side
    61,001.43x = 1,520,391,603.15
  5. Step 5: Solve for x
    x = 1,520,391,603.15/61,001.43
  6. Step 6: Final answer
    x = 24,923.87

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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.