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Finding the Fourth Proportional to 72,261.59, 108,365.47 and 24,863.45

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Solution

The fourth proportional to 72,261.59, 108,365.47 and 24,863.45 is: 37,285.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,261.59 : 108,365.47 = 24,863.45 : x
  2. Step 2: Convert to fraction form
    72,261.59/108,365.47 = 24,863.45/x
  3. Step 3: Cross multiply
    72,261.59x = 108,365.47 × 24,863.45
  4. Step 4: Simplify right side
    72,261.59x = 2,694,339,445.07
  5. Step 5: Solve for x
    x = 2,694,339,445.07/72,261.59
  6. Step 6: Final answer
    x = 37,285.91

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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.