Home / 171,982.20-237,348.18-104,001.78

Finding the Fourth Proportional to 171,982.20, 237,348.18 and 104,001.78

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Solution

The fourth proportional to 171,982.20, 237,348.18 and 104,001.78 is: 143,530.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,982.20 : 237,348.18 = 104,001.78 : x
  2. Step 2: Convert to fraction form
    171,982.20/237,348.18 = 104,001.78/x
  3. Step 3: Cross multiply
    171,982.20x = 237,348.18 × 104,001.78
  4. Step 4: Simplify right side
    171,982.20x = 24,684,633,199.76
  5. Step 5: Solve for x
    x = 24,684,633,199.76/171,982.20
  6. Step 6: Final answer
    x = 143,530.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.