Home / 49,665.44-74,547.12-36,480.80

Finding the Fourth Proportional to 49,665.44, 74,547.12 and 36,480.80

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Solution

The fourth proportional to 49,665.44, 74,547.12 and 36,480.80 is: 54,757.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,665.44 : 74,547.12 = 36,480.80 : x
  2. Step 2: Convert to fraction form
    49,665.44/74,547.12 = 36,480.80/x
  3. Step 3: Cross multiply
    49,665.44x = 74,547.12 × 36,480.80
  4. Step 4: Simplify right side
    49,665.44x = 2,719,538,575.30
  5. Step 5: Solve for x
    x = 2,719,538,575.30/49,665.44
  6. Step 6: Final answer
    x = 54,757.16

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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.