Home / 158,123.12-237,278.23-58,352.78

Finding the Fourth Proportional to 158,123.12, 237,278.23 and 58,352.78

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Solution

The fourth proportional to 158,123.12, 237,278.23 and 58,352.78 is: 87,563.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,123.12 : 237,278.23 = 58,352.78 : x
  2. Step 2: Convert to fraction form
    158,123.12/237,278.23 = 58,352.78/x
  3. Step 3: Cross multiply
    158,123.12x = 237,278.23 × 58,352.78
  4. Step 4: Simplify right side
    158,123.12x = 13,845,844,801.29
  5. Step 5: Solve for x
    x = 13,845,844,801.29/158,123.12
  6. Step 6: Final answer
    x = 87,563.70

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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.