Home / 65,600.66-98,401.56-18,853.52

Finding the Fourth Proportional to 65,600.66, 98,401.56 and 18,853.52

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Solution

The fourth proportional to 65,600.66, 98,401.56 and 18,853.52 is: 28,280.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,600.66 : 98,401.56 = 18,853.52 : x
  2. Step 2: Convert to fraction form
    65,600.66/98,401.56 = 18,853.52/x
  3. Step 3: Cross multiply
    65,600.66x = 98,401.56 × 18,853.52
  4. Step 4: Simplify right side
    65,600.66x = 1,855,215,779.49
  5. Step 5: Solve for x
    x = 1,855,215,779.49/65,600.66
  6. Step 6: Final answer
    x = 28,280.44

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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.