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Finding the Fourth Proportional to 26,719.71, 40,041.23 and 15,008.28

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Solution

The fourth proportional to 26,719.71, 40,041.23 and 15,008.28 is: 22,490.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,719.71 : 40,041.23 = 15,008.28 : x
  2. Step 2: Convert to fraction form
    26,719.71/40,041.23 = 15,008.28/x
  3. Step 3: Cross multiply
    26,719.71x = 40,041.23 × 15,008.28
  4. Step 4: Simplify right side
    26,719.71x = 600,949,916.34
  5. Step 5: Solve for x
    x = 600,949,916.34/26,719.71
  6. Step 6: Final answer
    x = 22,490.88

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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.