Home / 83,827.20-115,676.87-48,019.52

Finding the Fourth Proportional to 83,827.20, 115,676.87 and 48,019.52

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Solution

The fourth proportional to 83,827.20, 115,676.87 and 48,019.52 is: 66,264.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,827.20 : 115,676.87 = 48,019.52 : x
  2. Step 2: Convert to fraction form
    83,827.20/115,676.87 = 48,019.52/x
  3. Step 3: Cross multiply
    83,827.20x = 115,676.87 × 48,019.52
  4. Step 4: Simplify right side
    83,827.20x = 5,554,746,954.02
  5. Step 5: Solve for x
    x = 5,554,746,954.02/83,827.20
  6. Step 6: Final answer
    x = 66,264.25

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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.