Home / 70,844.90-97,766.60-39,013.92

Finding the Fourth Proportional to 70,844.90, 97,766.60 and 39,013.92

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Solution

The fourth proportional to 70,844.90, 97,766.60 and 39,013.92 is: 53,839.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,844.90 : 97,766.60 = 39,013.92 : x
  2. Step 2: Convert to fraction form
    70,844.90/97,766.60 = 39,013.92/x
  3. Step 3: Cross multiply
    70,844.90x = 97,766.60 × 39,013.92
  4. Step 4: Simplify right side
    70,844.90x = 3,814,258,116.00
  5. Step 5: Solve for x
    x = 3,814,258,116.00/70,844.90
  6. Step 6: Final answer
    x = 53,839.56

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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.