Home / 148,938.90-223,408.35-132,350.10

Finding the Fourth Proportional to 148,938.90, 223,408.35 and 132,350.10

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Solution

The fourth proportional to 148,938.90, 223,408.35 and 132,350.10 is: 198,525.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,938.90 : 223,408.35 = 132,350.10 : x
  2. Step 2: Convert to fraction form
    148,938.90/223,408.35 = 132,350.10/x
  3. Step 3: Cross multiply
    148,938.90x = 223,408.35 × 132,350.10
  4. Step 4: Simplify right side
    148,938.90x = 29,568,117,463.34
  5. Step 5: Solve for x
    x = 29,568,117,463.34/148,938.90
  6. Step 6: Final answer
    x = 198,525.15

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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.