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Finding the Fourth Proportional to 22,859.01, 34,286.08 and 7,275.42

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Solution

The fourth proportional to 22,859.01, 34,286.08 and 7,275.42 is: 10,912.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,859.01 : 34,286.08 = 7,275.42 : x
  2. Step 2: Convert to fraction form
    22,859.01/34,286.08 = 7,275.42/x
  3. Step 3: Cross multiply
    22,859.01x = 34,286.08 × 7,275.42
  4. Step 4: Simplify right side
    22,859.01x = 249,445,424.35
  5. Step 5: Solve for x
    x = 249,445,424.35/22,859.01
  6. Step 6: Final answer
    x = 10,912.35

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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.