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Finding the Fourth Proportional to 29,250.44, 40,362.89 and 17,914.76

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Solution

The fourth proportional to 29,250.44, 40,362.89 and 17,914.76 is: 24,720.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,250.44 : 40,362.89 = 17,914.76 : x
  2. Step 2: Convert to fraction form
    29,250.44/40,362.89 = 17,914.76/x
  3. Step 3: Cross multiply
    29,250.44x = 40,362.89 × 17,914.76
  4. Step 4: Simplify right side
    29,250.44x = 723,091,487.26
  5. Step 5: Solve for x
    x = 723,091,487.26/29,250.44
  6. Step 6: Final answer
    x = 24,720.70

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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.