Home / 146,742.60-220,138.20-62,543.10

Finding the Fourth Proportional to 146,742.60, 220,138.20 and 62,543.10

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Solution

The fourth proportional to 146,742.60, 220,138.20 and 62,543.10 is: 93,825.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,742.60 : 220,138.20 = 62,543.10 : x
  2. Step 2: Convert to fraction form
    146,742.60/220,138.20 = 62,543.10/x
  3. Step 3: Cross multiply
    146,742.60x = 220,138.20 × 62,543.10
  4. Step 4: Simplify right side
    146,742.60x = 13,768,125,456.42
  5. Step 5: Solve for x
    x = 13,768,125,456.42/146,742.60
  6. Step 6: Final answer
    x = 93,825.01

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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.