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Finding the Fourth Proportional to 40,468.68, 60,393.92 and 36,040.01

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Solution

The fourth proportional to 40,468.68, 60,393.92 and 36,040.01 is: 53,784.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,468.68 : 60,393.92 = 36,040.01 : x
  2. Step 2: Convert to fraction form
    40,468.68/60,393.92 = 36,040.01/x
  3. Step 3: Cross multiply
    40,468.68x = 60,393.92 × 36,040.01
  4. Step 4: Simplify right side
    40,468.68x = 2,176,596,998.57
  5. Step 5: Solve for x
    x = 2,176,596,998.57/40,468.68
  6. Step 6: Final answer
    x = 53,784.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.