Home / 115,839.38-173,753.98-31,599.26

Finding the Fourth Proportional to 115,839.38, 173,753.98 and 31,599.26

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Solution

The fourth proportional to 115,839.38, 173,753.98 and 31,599.26 is: 47,397.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,839.38 : 173,753.98 = 31,599.26 : x
  2. Step 2: Convert to fraction form
    115,839.38/173,753.98 = 31,599.26/x
  3. Step 3: Cross multiply
    115,839.38x = 173,753.98 × 31,599.26
  4. Step 4: Simplify right side
    115,839.38x = 5,490,497,012.36
  5. Step 5: Solve for x
    x = 5,490,497,012.36/115,839.38
  6. Step 6: Final answer
    x = 47,397.50

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1.5x scale

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.