Home / 148,549.62-205,024.67-88,153.56

Finding the Fourth Proportional to 148,549.62, 205,024.67 and 88,153.56

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Solution

The fourth proportional to 148,549.62, 205,024.67 and 88,153.56 is: 121,667.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,549.62 : 205,024.67 = 88,153.56 : x
  2. Step 2: Convert to fraction form
    148,549.62/205,024.67 = 88,153.56/x
  3. Step 3: Cross multiply
    148,549.62x = 205,024.67 × 88,153.56
  4. Step 4: Simplify right side
    148,549.62x = 18,073,654,548.33
  5. Step 5: Solve for x
    x = 18,073,654,548.33/148,549.62
  6. Step 6: Final answer
    x = 121,667.46

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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.