Home / 233,423.40-349,731.90-108,508.20

Finding the Fourth Proportional to 233,423.40, 349,731.90 and 108,508.20

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Solution

The fourth proportional to 233,423.40, 349,731.90 and 108,508.20 is: 162,574.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,423.40 : 349,731.90 = 108,508.20 : x
  2. Step 2: Convert to fraction form
    233,423.40/349,731.90 = 108,508.20/x
  3. Step 3: Cross multiply
    233,423.40x = 349,731.90 × 108,508.20
  4. Step 4: Simplify right side
    233,423.40x = 37,948,778,951.58
  5. Step 5: Solve for x
    x = 37,948,778,951.58/233,423.40
  6. Step 6: Final answer
    x = 162,574.87

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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.