Home / 148,913.13-223,369.70-38,105.13

Finding the Fourth Proportional to 148,913.13, 223,369.70 and 38,105.13

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Solution

The fourth proportional to 148,913.13, 223,369.70 and 38,105.13 is: 57,157.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,913.13 : 223,369.70 = 38,105.13 : x
  2. Step 2: Convert to fraction form
    148,913.13/223,369.70 = 38,105.13/x
  3. Step 3: Cross multiply
    148,913.13x = 223,369.70 × 38,105.13
  4. Step 4: Simplify right side
    148,913.13x = 8,511,531,456.56
  5. Step 5: Solve for x
    x = 8,511,531,456.56/148,913.13
  6. Step 6: Final answer
    x = 57,157.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.