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Finding the Fourth Proportional to 40,344.96, 60,508.80 and 16,965.12

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Solution

The fourth proportional to 40,344.96, 60,508.80 and 16,965.12 is: 25,444.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,344.96 : 60,508.80 = 16,965.12 : x
  2. Step 2: Convert to fraction form
    40,344.96/60,508.80 = 16,965.12/x
  3. Step 3: Cross multiply
    40,344.96x = 60,508.80 × 16,965.12
  4. Step 4: Simplify right side
    40,344.96x = 1,026,539,053.06
  5. Step 5: Solve for x
    x = 1,026,539,053.06/40,344.96
  6. Step 6: Final answer
    x = 25,444.05

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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.