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Finding the Fourth Proportional to 60,573.88, 90,928.98 and 25,543

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Solution

The fourth proportional to 60,573.88, 90,928.98 and 25,543 is: 38,343.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,573.88 : 90,928.98 = 25,543 : x
  2. Step 2: Convert to fraction form
    60,573.88/90,928.98 = 25,543/x
  3. Step 3: Cross multiply
    60,573.88x = 90,928.98 × 25,543
  4. Step 4: Simplify right side
    60,573.88x = 2,322,598,936.14
  5. Step 5: Solve for x
    x = 2,322,598,936.14/60,573.88
  6. Step 6: Final answer
    x = 38,343.24

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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.