Home / 148,977.80-223,407.30-49,110.20

Finding the Fourth Proportional to 148,977.80, 223,407.30 and 49,110.20

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Solution

The fourth proportional to 148,977.80, 223,407.30 and 49,110.20 is: 73,645.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,977.80 : 223,407.30 = 49,110.20 : x
  2. Step 2: Convert to fraction form
    148,977.80/223,407.30 = 49,110.20/x
  3. Step 3: Cross multiply
    148,977.80x = 223,407.30 × 49,110.20
  4. Step 4: Simplify right side
    148,977.80x = 10,971,577,184.46
  5. Step 5: Solve for x
    x = 10,971,577,184.46/148,977.80
  6. Step 6: Final answer
    x = 73,645.72

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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.