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Finding the Fourth Proportional to 43,657.38, 60,244.56 and 25,758

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Solution

The fourth proportional to 43,657.38, 60,244.56 and 25,758 is: 35,544.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,657.38 : 60,244.56 = 25,758 : x
  2. Step 2: Convert to fraction form
    43,657.38/60,244.56 = 25,758/x
  3. Step 3: Cross multiply
    43,657.38x = 60,244.56 × 25,758
  4. Step 4: Simplify right side
    43,657.38x = 1,551,779,376.48
  5. Step 5: Solve for x
    x = 1,551,779,376.48/43,657.38
  6. Step 6: Final answer
    x = 35,544.49

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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.