Home / 154,723.80-231,691.80-101,973.36

Finding the Fourth Proportional to 154,723.80, 231,691.80 and 101,973.36

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Solution

The fourth proportional to 154,723.80, 231,691.80 and 101,973.36 is: 152,700.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,723.80 : 231,691.80 = 101,973.36 : x
  2. Step 2: Convert to fraction form
    154,723.80/231,691.80 = 101,973.36/x
  3. Step 3: Cross multiply
    154,723.80x = 231,691.80 × 101,973.36
  4. Step 4: Simplify right side
    154,723.80x = 23,626,391,330.45
  5. Step 5: Solve for x
    x = 23,626,391,330.45/154,723.80
  6. Step 6: Final answer
    x = 152,700.43

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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.