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Finding the Fourth Proportional to 65,401.68, 98,102.76 and 16,153.68

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Solution

The fourth proportional to 65,401.68, 98,102.76 and 16,153.68 is: 24,230.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,401.68 : 98,102.76 = 16,153.68 : x
  2. Step 2: Convert to fraction form
    65,401.68/98,102.76 = 16,153.68/x
  3. Step 3: Cross multiply
    65,401.68x = 98,102.76 × 16,153.68
  4. Step 4: Simplify right side
    65,401.68x = 1,584,720,592.16
  5. Step 5: Solve for x
    x = 1,584,720,592.16/65,401.68
  6. Step 6: Final answer
    x = 24,230.58

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1.5x scale

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.