Home / 149,998.06-207,000.62-89,557.44

Finding the Fourth Proportional to 149,998.06, 207,000.62 and 89,557.44

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Solution

The fourth proportional to 149,998.06, 207,000.62 and 89,557.44 is: 123,591.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,998.06 : 207,000.62 = 89,557.44 : x
  2. Step 2: Convert to fraction form
    149,998.06/207,000.62 = 89,557.44/x
  3. Step 3: Cross multiply
    149,998.06x = 207,000.62 × 89,557.44
  4. Step 4: Simplify right side
    149,998.06x = 18,538,445,605.61
  5. Step 5: Solve for x
    x = 18,538,445,605.61/149,998.06
  6. Step 6: Final answer
    x = 123,591.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.