Home / 154,723.79-231,691.80-101,973.35

Finding the Fourth Proportional to 154,723.79, 231,691.80 and 101,973.35

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Solution

The fourth proportional to 154,723.79, 231,691.80 and 101,973.35 is: 152,700.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,723.79 : 231,691.80 = 101,973.35 : x
  2. Step 2: Convert to fraction form
    154,723.79/231,691.80 = 101,973.35/x
  3. Step 3: Cross multiply
    154,723.79x = 231,691.80 × 101,973.35
  4. Step 4: Simplify right side
    154,723.79x = 23,626,389,013.53
  5. Step 5: Solve for x
    x = 23,626,389,013.53/154,723.79
  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.