Home / 55,441.13-83,174.85-18,001.31

Finding the Fourth Proportional to 55,441.13, 83,174.85 and 18,001.31

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Solution

The fourth proportional to 55,441.13, 83,174.85 and 18,001.31 is: 27,006.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,441.13 : 83,174.85 = 18,001.31 : x
  2. Step 2: Convert to fraction form
    55,441.13/83,174.85 = 18,001.31/x
  3. Step 3: Cross multiply
    55,441.13x = 83,174.85 × 18,001.31
  4. Step 4: Simplify right side
    55,441.13x = 1,497,255,843.18
  5. Step 5: Solve for x
    x = 1,497,255,843.18/55,441.13
  6. Step 6: Final answer
    x = 27,006.23

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1.5x scale

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.