Home / 156,578.06-235,060.68-148,311.20

Finding the Fourth Proportional to 156,578.06, 235,060.68 and 148,311.20

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Solution

The fourth proportional to 156,578.06, 235,060.68 and 148,311.20 is: 222,650.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,578.06 : 235,060.68 = 148,311.20 : x
  2. Step 2: Convert to fraction form
    156,578.06/235,060.68 = 148,311.20/x
  3. Step 3: Cross multiply
    156,578.06x = 235,060.68 × 148,311.20
  4. Step 4: Simplify right side
    156,578.06x = 34,862,132,667.43
  5. Step 5: Solve for x
    x = 34,862,132,667.43/156,578.06
  6. Step 6: Final answer
    x = 222,650.17

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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.