Home / 55,542.28-83,297.50-18,105.63

Finding the Fourth Proportional to 55,542.28, 83,297.50 and 18,105.63

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Solution

The fourth proportional to 55,542.28, 83,297.50 and 18,105.63 is: 27,153.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,542.28 : 83,297.50 = 18,105.63 : x
  2. Step 2: Convert to fraction form
    55,542.28/83,297.50 = 18,105.63/x
  3. Step 3: Cross multiply
    55,542.28x = 83,297.50 × 18,105.63
  4. Step 4: Simplify right side
    55,542.28x = 1,508,153,714.93
  5. Step 5: Solve for x
    x = 1,508,153,714.93/55,542.28
  6. Step 6: Final answer
    x = 27,153.26

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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.