Home / 159,242.55-238,519.26-74,876.29

Finding the Fourth Proportional to 159,242.55, 238,519.26 and 74,876.29

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Solution

The fourth proportional to 159,242.55, 238,519.26 and 74,876.29 is: 112,152.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,242.55 : 238,519.26 = 74,876.29 : x
  2. Step 2: Convert to fraction form
    159,242.55/238,519.26 = 74,876.29/x
  3. Step 3: Cross multiply
    159,242.55x = 238,519.26 × 74,876.29
  4. Step 4: Simplify right side
    159,242.55x = 17,859,437,282.35
  5. Step 5: Solve for x
    x = 17,859,437,282.35/159,242.55
  6. Step 6: Final answer
    x = 112,152.42

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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.