Home / 159,159.20-238,754.39-57,984.75

Finding the Fourth Proportional to 159,159.20, 238,754.39 and 57,984.75

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Solution

The fourth proportional to 159,159.20, 238,754.39 and 57,984.75 is: 86,982.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,159.20 : 238,754.39 = 57,984.75 : x
  2. Step 2: Convert to fraction form
    159,159.20/238,754.39 = 57,984.75/x
  3. Step 3: Cross multiply
    159,159.20x = 238,754.39 × 57,984.75
  4. Step 4: Simplify right side
    159,159.20x = 13,844,113,325.63
  5. Step 5: Solve for x
    x = 13,844,113,325.63/159,159.20
  6. Step 6: Final answer
    x = 86,982.81

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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.