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Finding the Fourth Proportional to 60,339.88, 90,490.62 and 25,273

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Solution

The fourth proportional to 60,339.88, 90,490.62 and 25,273 is: 37,901.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,339.88 : 90,490.62 = 25,273 : x
  2. Step 2: Convert to fraction form
    60,339.88/90,490.62 = 25,273/x
  3. Step 3: Cross multiply
    60,339.88x = 90,490.62 × 25,273
  4. Step 4: Simplify right side
    60,339.88x = 2,286,969,439.26
  5. Step 5: Solve for x
    x = 2,286,969,439.26/60,339.88
  6. Step 6: Final answer
    x = 37,901.46

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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.