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Finding the Fourth Proportional to 69,600.24, 96,043.08 and 40,921.08

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Solution

The fourth proportional to 69,600.24, 96,043.08 and 40,921.08 is: 56,468.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,600.24 : 96,043.08 = 40,921.08 : x
  2. Step 2: Convert to fraction form
    69,600.24/96,043.08 = 40,921.08/x
  3. Step 3: Cross multiply
    69,600.24x = 96,043.08 × 40,921.08
  4. Step 4: Simplify right side
    69,600.24x = 3,930,186,560.13
  5. Step 5: Solve for x
    x = 3,930,186,560.13/69,600.24
  6. Step 6: Final answer
    x = 56,468.00

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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.