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Finding the Fourth Proportional to 98,625.32, 147,975.24 and 59,209.91

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Solution

The fourth proportional to 98,625.32, 147,975.24 and 59,209.91 is: 88,837.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,625.32 : 147,975.24 = 59,209.91 : x
  2. Step 2: Convert to fraction form
    98,625.32/147,975.24 = 59,209.91/x
  3. Step 3: Cross multiply
    98,625.32x = 147,975.24 × 59,209.91
  4. Step 4: Simplify right side
    98,625.32x = 8,761,599,902.75
  5. Step 5: Solve for x
    x = 8,761,599,902.75/98,625.32
  6. Step 6: Final answer
    x = 88,837.23

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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.