Home / 78,648.30-108,530.82-44,652.33

Finding the Fourth Proportional to 78,648.30, 108,530.82 and 44,652.33

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Solution

The fourth proportional to 78,648.30, 108,530.82 and 44,652.33 is: 61,618.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,648.30 : 108,530.82 = 44,652.33 : x
  2. Step 2: Convert to fraction form
    78,648.30/108,530.82 = 44,652.33/x
  3. Step 3: Cross multiply
    78,648.30x = 108,530.82 × 44,652.33
  4. Step 4: Simplify right side
    78,648.30x = 4,846,153,989.81
  5. Step 5: Solve for x
    x = 4,846,153,989.81/78,648.30
  6. Step 6: Final answer
    x = 61,618.04

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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.