Home / 84,677.04-116,587.68-71,904.96

Finding the Fourth Proportional to 84,677.04, 116,587.68 and 71,904.96

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Solution

The fourth proportional to 84,677.04, 116,587.68 and 71,904.96 is: 99,002.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,677.04 : 116,587.68 = 71,904.96 : x
  2. Step 2: Convert to fraction form
    84,677.04/116,587.68 = 71,904.96/x
  3. Step 3: Cross multiply
    84,677.04x = 116,587.68 × 71,904.96
  4. Step 4: Simplify right side
    84,677.04x = 8,383,232,466.89
  5. Step 5: Solve for x
    x = 8,383,232,466.89/84,677.04
  6. Step 6: Final answer
    x = 99,002.43

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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.