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Finding the Fourth Proportional to 29,496.56, 40,672.95 and 26,697.20

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Solution

The fourth proportional to 29,496.56, 40,672.95 and 26,697.20 is: 36,812.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,496.56 : 40,672.95 = 26,697.20 : x
  2. Step 2: Convert to fraction form
    29,496.56/40,672.95 = 26,697.20/x
  3. Step 3: Cross multiply
    29,496.56x = 40,672.95 × 26,697.20
  4. Step 4: Simplify right side
    29,496.56x = 1,085,853,880.74
  5. Step 5: Solve for x
    x = 1,085,853,880.74/29,496.56
  6. Step 6: Final answer
    x = 36,812.90

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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.