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Finding the Fourth Proportional to 69,601.79, 96,049.46 and 40,924.74

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Solution

The fourth proportional to 69,601.79, 96,049.46 and 40,924.74 is: 56,475.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,601.79 : 96,049.46 = 40,924.74 : x
  2. Step 2: Convert to fraction form
    69,601.79/96,049.46 = 40,924.74/x
  3. Step 3: Cross multiply
    69,601.79x = 96,049.46 × 40,924.74
  4. Step 4: Simplify right side
    69,601.79x = 3,930,798,973.02
  5. Step 5: Solve for x
    x = 3,930,798,973.02/69,601.79
  6. Step 6: Final answer
    x = 56,475.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.