Home / 48,121.29-72,174.65-16,949.25

Finding the Fourth Proportional to 48,121.29, 72,174.65 and 16,949.25

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Solution

The fourth proportional to 48,121.29, 72,174.65 and 16,949.25 is: 25,421.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,121.29 : 72,174.65 = 16,949.25 : x
  2. Step 2: Convert to fraction form
    48,121.29/72,174.65 = 16,949.25/x
  3. Step 3: Cross multiply
    48,121.29x = 72,174.65 × 16,949.25
  4. Step 4: Simplify right side
    48,121.29x = 1,223,306,101.77
  5. Step 5: Solve for x
    x = 1,223,306,101.77/48,121.29
  6. Step 6: Final answer
    x = 25,421.31

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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.