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Finding the Fourth Proportional to 40,338.08, 60,510.01 and 10,755.76

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Solution

The fourth proportional to 40,338.08, 60,510.01 and 10,755.76 is: 16,134.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,338.08 : 60,510.01 = 10,755.76 : x
  2. Step 2: Convert to fraction form
    40,338.08/60,510.01 = 10,755.76/x
  3. Step 3: Cross multiply
    40,338.08x = 60,510.01 × 10,755.76
  4. Step 4: Simplify right side
    40,338.08x = 650,831,145.16
  5. Step 5: Solve for x
    x = 650,831,145.16/40,338.08
  6. Step 6: Final answer
    x = 16,134.41

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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.