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Finding the Fourth Proportional to 65,503.68, 98,255.52 and 16,255.68

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Solution

The fourth proportional to 65,503.68, 98,255.52 and 16,255.68 is: 24,383.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,503.68 : 98,255.52 = 16,255.68 : x
  2. Step 2: Convert to fraction form
    65,503.68/98,255.52 = 16,255.68/x
  3. Step 3: Cross multiply
    65,503.68x = 98,255.52 × 16,255.68
  4. Step 4: Simplify right side
    65,503.68x = 1,597,210,291.35
  5. Step 5: Solve for x
    x = 1,597,210,291.35/65,503.68
  6. Step 6: Final answer
    x = 24,383.52

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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.