Home / 48,531.79-66,973.71-27,311.10

Finding the Fourth Proportional to 48,531.79, 66,973.71 and 27,311.10

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Solution

The fourth proportional to 48,531.79, 66,973.71 and 27,311.10 is: 37,689.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,531.79 : 66,973.71 = 27,311.10 : x
  2. Step 2: Convert to fraction form
    48,531.79/66,973.71 = 27,311.10/x
  3. Step 3: Cross multiply
    48,531.79x = 66,973.71 × 27,311.10
  4. Step 4: Simplify right side
    48,531.79x = 1,829,125,691.18
  5. Step 5: Solve for x
    x = 1,829,125,691.18/48,531.79
  6. Step 6: Final answer
    x = 37,689.23

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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.