Home / 48,531.72-66,984.66-29,687.88

Finding the Fourth Proportional to 48,531.72, 66,984.66 and 29,687.88

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Solution

The fourth proportional to 48,531.72, 66,984.66 and 29,687.88 is: 40,975.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,531.72 : 66,984.66 = 29,687.88 : x
  2. Step 2: Convert to fraction form
    48,531.72/66,984.66 = 29,687.88/x
  3. Step 3: Cross multiply
    48,531.72x = 66,984.66 × 29,687.88
  4. Step 4: Simplify right side
    48,531.72x = 1,988,632,547.92
  5. Step 5: Solve for x
    x = 1,988,632,547.92/48,531.72
  6. Step 6: Final answer
    x = 40,975.93

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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.