Home / 71,287.62-98,387.30-41,067.13

Finding the Fourth Proportional to 71,287.62, 98,387.30 and 41,067.13

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Solution

The fourth proportional to 71,287.62, 98,387.30 and 41,067.13 is: 56,678.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,287.62 : 98,387.30 = 41,067.13 : x
  2. Step 2: Convert to fraction form
    71,287.62/98,387.30 = 41,067.13/x
  3. Step 3: Cross multiply
    71,287.62x = 98,387.30 × 41,067.13
  4. Step 4: Simplify right side
    71,287.62x = 4,040,483,547.51
  5. Step 5: Solve for x
    x = 4,040,483,547.51/71,287.62
  6. Step 6: Final answer
    x = 56,678.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.