Home / 148,753.23-205,250.60-88,342.83

Finding the Fourth Proportional to 148,753.23, 205,250.60 and 88,342.83

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Solution

The fourth proportional to 148,753.23, 205,250.60 and 88,342.83 is: 121,895.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,753.23 : 205,250.60 = 88,342.83 : x
  2. Step 2: Convert to fraction form
    148,753.23/205,250.60 = 88,342.83/x
  3. Step 3: Cross multiply
    148,753.23x = 205,250.60 × 88,342.83
  4. Step 4: Simplify right side
    148,753.23x = 18,132,417,885.63
  5. Step 5: Solve for x
    x = 18,132,417,885.63/148,753.23
  6. Step 6: Final answer
    x = 121,895.96

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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.