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Finding the Fourth Proportional to 43,278.88, 59,724.86 and 23,406.88

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Solution

The fourth proportional to 43,278.88, 59,724.86 and 23,406.88 is: 32,301.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,278.88 : 59,724.86 = 23,406.88 : x
  2. Step 2: Convert to fraction form
    43,278.88/59,724.86 = 23,406.88/x
  3. Step 3: Cross multiply
    43,278.88x = 59,724.86 × 23,406.88
  4. Step 4: Simplify right side
    43,278.88x = 1,397,972,390.93
  5. Step 5: Solve for x
    x = 1,397,972,390.93/43,278.88
  6. Step 6: Final answer
    x = 32,301.50

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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.