Home / 172,301.41-258,422.95-47,613.25

Finding the Fourth Proportional to 172,301.41, 258,422.95 and 47,613.25

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Solution

The fourth proportional to 172,301.41, 258,422.95 and 47,613.25 is: 71,411.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,301.41 : 258,422.95 = 47,613.25 : x
  2. Step 2: Convert to fraction form
    172,301.41/258,422.95 = 47,613.25/x
  3. Step 3: Cross multiply
    172,301.41x = 258,422.95 × 47,613.25
  4. Step 4: Simplify right side
    172,301.41x = 12,304,356,524.09
  5. Step 5: Solve for x
    x = 12,304,356,524.09/172,301.41
  6. Step 6: Final answer
    x = 71,411.82

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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.