Home / 159,251.14-238,532.24-74,884.92

Finding the Fourth Proportional to 159,251.14, 238,532.24 and 74,884.92

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Solution

The fourth proportional to 159,251.14, 238,532.24 and 74,884.92 is: 112,165.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,251.14 : 238,532.24 = 74,884.92 : x
  2. Step 2: Convert to fraction form
    159,251.14/238,532.24 = 74,884.92/x
  3. Step 3: Cross multiply
    159,251.14x = 238,532.24 × 74,884.92
  4. Step 4: Simplify right side
    159,251.14x = 17,862,467,709.82
  5. Step 5: Solve for x
    x = 17,862,467,709.82/159,251.14
  6. Step 6: Final answer
    x = 112,165.40

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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.