Home / 147,524.40-203,601.96-90,151.92

Finding the Fourth Proportional to 147,524.40, 203,601.96 and 90,151.92

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Solution

The fourth proportional to 147,524.40, 203,601.96 and 90,151.92 is: 124,420.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,524.40 : 203,601.96 = 90,151.92 : x
  2. Step 2: Convert to fraction form
    147,524.40/203,601.96 = 90,151.92/x
  3. Step 3: Cross multiply
    147,524.40x = 203,601.96 × 90,151.92
  4. Step 4: Simplify right side
    147,524.40x = 18,355,107,609.76
  5. Step 5: Solve for x
    x = 18,355,107,609.76/147,524.40
  6. Step 6: Final answer
    x = 124,420.83

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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.