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Finding the Fourth Proportional to 22,688.16, 34,020.51 and 10,197.51

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Solution

The fourth proportional to 22,688.16, 34,020.51 and 10,197.51 is: 15,290.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,688.16 : 34,020.51 = 10,197.51 : x
  2. Step 2: Convert to fraction form
    22,688.16/34,020.51 = 10,197.51/x
  3. Step 3: Cross multiply
    22,688.16x = 34,020.51 × 10,197.51
  4. Step 4: Simplify right side
    22,688.16x = 346,924,490.93
  5. Step 5: Solve for x
    x = 346,924,490.93/22,688.16
  6. Step 6: Final answer
    x = 15,290.99

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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.