Home / 84,835.27-117,068.10-48,537.43

Finding the Fourth Proportional to 84,835.27, 117,068.10 and 48,537.43

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Solution

The fourth proportional to 84,835.27, 117,068.10 and 48,537.43 is: 66,979.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,835.27 : 117,068.10 = 48,537.43 : x
  2. Step 2: Convert to fraction form
    84,835.27/117,068.10 = 48,537.43/x
  3. Step 3: Cross multiply
    84,835.27x = 117,068.10 × 48,537.43
  4. Step 4: Simplify right side
    84,835.27x = 5,682,185,088.53
  5. Step 5: Solve for x
    x = 5,682,185,088.53/84,835.27
  6. Step 6: Final answer
    x = 66,979.04

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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.