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Finding the Fourth Proportional to 67,475.66, 101,275.22 and 34,218.68

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Solution

The fourth proportional to 67,475.66, 101,275.22 and 34,218.68 is: 51,359.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,475.66 : 101,275.22 = 34,218.68 : x
  2. Step 2: Convert to fraction form
    67,475.66/101,275.22 = 34,218.68/x
  3. Step 3: Cross multiply
    67,475.66x = 101,275.22 × 34,218.68
  4. Step 4: Simplify right side
    67,475.66x = 3,465,504,345.11
  5. Step 5: Solve for x
    x = 3,465,504,345.11/67,475.66
  6. Step 6: Final answer
    x = 51,359.32

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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.