Home / 158,425.40-237,638.46-38,481.82

Finding the Fourth Proportional to 158,425.40, 237,638.46 and 38,481.82

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Solution

The fourth proportional to 158,425.40, 237,638.46 and 38,481.82 is: 57,722.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,425.40 : 237,638.46 = 38,481.82 : x
  2. Step 2: Convert to fraction form
    158,425.40/237,638.46 = 38,481.82/x
  3. Step 3: Cross multiply
    158,425.40x = 237,638.46 × 38,481.82
  4. Step 4: Simplify right side
    158,425.40x = 9,144,759,776.55
  5. Step 5: Solve for x
    x = 9,144,759,776.55/158,425.40
  6. Step 6: Final answer
    x = 57,722.81

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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.