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Finding the Fourth Proportional to 65,347.68, 98,021.52 and 16,099.68

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Solution

The fourth proportional to 65,347.68, 98,021.52 and 16,099.68 is: 24,149.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,347.68 : 98,021.52 = 16,099.68 : x
  2. Step 2: Convert to fraction form
    65,347.68/98,021.52 = 16,099.68/x
  3. Step 3: Cross multiply
    65,347.68x = 98,021.52 × 16,099.68
  4. Step 4: Simplify right side
    65,347.68x = 1,578,115,105.11
  5. Step 5: Solve for x
    x = 1,578,115,105.11/65,347.68
  6. Step 6: Final answer
    x = 24,149.52

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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.