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Finding the Fourth Proportional to 62,721.60, 94,097.60 and 18,346.56

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Solution

The fourth proportional to 62,721.60, 94,097.60 and 18,346.56 is: 27,524.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,721.60 : 94,097.60 = 18,346.56 : x
  2. Step 2: Convert to fraction form
    62,721.60/94,097.60 = 18,346.56/x
  3. Step 3: Cross multiply
    62,721.60x = 94,097.60 × 18,346.56
  4. Step 4: Simplify right side
    62,721.60x = 1,726,367,264.26
  5. Step 5: Solve for x
    x = 1,726,367,264.26/62,721.60
  6. Step 6: Final answer
    x = 27,524.29

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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.