Home / 65,793.20-98,401.80-58,823.60

Finding the Fourth Proportional to 65,793.20, 98,401.80 and 58,823.60

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Solution

The fourth proportional to 65,793.20, 98,401.80 and 58,823.60 is: 87,977.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,793.20 : 98,401.80 = 58,823.60 : x
  2. Step 2: Convert to fraction form
    65,793.20/98,401.80 = 58,823.60/x
  3. Step 3: Cross multiply
    65,793.20x = 98,401.80 × 58,823.60
  4. Step 4: Simplify right side
    65,793.20x = 5,788,348,122.48
  5. Step 5: Solve for x
    x = 5,788,348,122.48/65,793.20
  6. Step 6: Final answer
    x = 87,977.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.