Home / 67,204.85-92,704.07-42,010.61

Finding the Fourth Proportional to 67,204.85, 92,704.07 and 42,010.61

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Solution

The fourth proportional to 67,204.85, 92,704.07 and 42,010.61 is: 57,950.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,204.85 : 92,704.07 = 42,010.61 : x
  2. Step 2: Convert to fraction form
    67,204.85/92,704.07 = 42,010.61/x
  3. Step 3: Cross multiply
    67,204.85x = 92,704.07 × 42,010.61
  4. Step 4: Simplify right side
    67,204.85x = 3,894,554,320.13
  5. Step 5: Solve for x
    x = 3,894,554,320.13/67,204.85
  6. Step 6: Final answer
    x = 57,950.49

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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.