Home / 154,815.40-232,223.10-95,717.80

Finding the Fourth Proportional to 154,815.40, 232,223.10 and 95,717.80

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Solution

The fourth proportional to 154,815.40, 232,223.10 and 95,717.80 is: 143,576.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,815.40 : 232,223.10 = 95,717.80 : x
  2. Step 2: Convert to fraction form
    154,815.40/232,223.10 = 95,717.80/x
  3. Step 3: Cross multiply
    154,815.40x = 232,223.10 × 95,717.80
  4. Step 4: Simplify right side
    154,815.40x = 22,227,884,241.18
  5. Step 5: Solve for x
    x = 22,227,884,241.18/154,815.40
  6. Step 6: Final answer
    x = 143,576.70

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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.