Home / 67,980.17-102,032.51-34,723.55

Finding the Fourth Proportional to 67,980.17, 102,032.51 and 34,723.55

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Solution

The fourth proportional to 67,980.17, 102,032.51 and 34,723.55 is: 52,117.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,980.17 : 102,032.51 = 34,723.55 : x
  2. Step 2: Convert to fraction form
    67,980.17/102,032.51 = 34,723.55/x
  3. Step 3: Cross multiply
    67,980.17x = 102,032.51 × 34,723.55
  4. Step 4: Simplify right side
    67,980.17x = 3,542,930,962.61
  5. Step 5: Solve for x
    x = 3,542,930,962.61/67,980.17
  6. Step 6: Final answer
    x = 52,117.12

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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.