Home / 44,105.97-66,158.85-19,142.78

Finding the Fourth Proportional to 44,105.97, 66,158.85 and 19,142.78

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Solution

The fourth proportional to 44,105.97, 66,158.85 and 19,142.78 is: 28,714.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,105.97 : 66,158.85 = 19,142.78 : x
  2. Step 2: Convert to fraction form
    44,105.97/66,158.85 = 19,142.78/x
  3. Step 3: Cross multiply
    44,105.97x = 66,158.85 × 19,142.78
  4. Step 4: Simplify right side
    44,105.97x = 1,266,464,547.79
  5. Step 5: Solve for x
    x = 1,266,464,547.79/44,105.97
  6. Step 6: Final answer
    x = 28,714.13

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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.