Home / 92,176.95-138,265.52-25,617.09

Finding the Fourth Proportional to 92,176.95, 138,265.52 and 25,617.09

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Solution

The fourth proportional to 92,176.95, 138,265.52 and 25,617.09 is: 38,425.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,176.95 : 138,265.52 = 25,617.09 : x
  2. Step 2: Convert to fraction form
    92,176.95/138,265.52 = 25,617.09/x
  3. Step 3: Cross multiply
    92,176.95x = 138,265.52 × 25,617.09
  4. Step 4: Simplify right side
    92,176.95x = 3,541,960,141.65
  5. Step 5: Solve for x
    x = 3,541,960,141.65/92,176.95
  6. Step 6: Final answer
    x = 38,425.66

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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.