Home / 146,253.60-219,466.80-106,711.20

Finding the Fourth Proportional to 146,253.60, 219,466.80 and 106,711.20

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Solution

The fourth proportional to 146,253.60, 219,466.80 and 106,711.20 is: 160,129.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,253.60 : 219,466.80 = 106,711.20 : x
  2. Step 2: Convert to fraction form
    146,253.60/219,466.80 = 106,711.20/x
  3. Step 3: Cross multiply
    146,253.60x = 219,466.80 × 106,711.20
  4. Step 4: Simplify right side
    146,253.60x = 23,419,565,588.16
  5. Step 5: Solve for x
    x = 23,419,565,588.16/146,253.60
  6. Step 6: Final answer
    x = 160,129.84

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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.