Home / 148,548.62-205,023.29-88,152.56

Finding the Fourth Proportional to 148,548.62, 205,023.29 and 88,152.56

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Solution

The fourth proportional to 148,548.62, 205,023.29 and 88,152.56 is: 121,666.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,548.62 : 205,023.29 = 88,152.56 : x
  2. Step 2: Convert to fraction form
    148,548.62/205,023.29 = 88,152.56/x
  3. Step 3: Cross multiply
    148,548.62x = 205,023.29 × 88,152.56
  4. Step 4: Simplify right side
    148,548.62x = 18,073,327,944.92
  5. Step 5: Solve for x
    x = 18,073,327,944.92/148,548.62
  6. Step 6: Final answer
    x = 121,666.08

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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.