Home / 178,888.40-268,332.60-54,229.36

Finding the Fourth Proportional to 178,888.40, 268,332.60 and 54,229.36

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Solution

The fourth proportional to 178,888.40, 268,332.60 and 54,229.36 is: 81,344.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,888.40 : 268,332.60 = 54,229.36 : x
  2. Step 2: Convert to fraction form
    178,888.40/268,332.60 = 54,229.36/x
  3. Step 3: Cross multiply
    178,888.40x = 268,332.60 × 54,229.36
  4. Step 4: Simplify right side
    178,888.40x = 14,551,505,165.14
  5. Step 5: Solve for x
    x = 14,551,505,165.14/178,888.40
  6. Step 6: Final answer
    x = 81,344.04

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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.