Home / 84,487.60-116,598.30-48,676.96

Finding the Fourth Proportional to 84,487.60, 116,598.30 and 48,676.96

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Solution

The fourth proportional to 84,487.60, 116,598.30 and 48,676.96 is: 67,177.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,487.60 : 116,598.30 = 48,676.96 : x
  2. Step 2: Convert to fraction form
    84,487.60/116,598.30 = 48,676.96/x
  3. Step 3: Cross multiply
    84,487.60x = 116,598.30 × 48,676.96
  4. Step 4: Simplify right side
    84,487.60x = 5,675,650,785.17
  5. Step 5: Solve for x
    x = 5,675,650,785.17/84,487.60
  6. Step 6: Final answer
    x = 67,177.32

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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.