Home / 148,849.40-223,274.10-55,335.80

Finding the Fourth Proportional to 148,849.40, 223,274.10 and 55,335.80

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Solution

The fourth proportional to 148,849.40, 223,274.10 and 55,335.80 is: 83,003.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,849.40 : 223,274.10 = 55,335.80 : x
  2. Step 2: Convert to fraction form
    148,849.40/223,274.10 = 55,335.80/x
  3. Step 3: Cross multiply
    148,849.40x = 223,274.10 × 55,335.80
  4. Step 4: Simplify right side
    148,849.40x = 12,355,050,942.78
  5. Step 5: Solve for x
    x = 12,355,050,942.78/148,849.40
  6. Step 6: Final answer
    x = 83,003.70

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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.