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Finding the Fourth Proportional to 29,124.88, 40,200.88 and 25,188.24

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Solution

The fourth proportional to 29,124.88, 40,200.88 and 25,188.24 is: 34,767.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,124.88 : 40,200.88 = 25,188.24 : x
  2. Step 2: Convert to fraction form
    29,124.88/40,200.88 = 25,188.24/x
  3. Step 3: Cross multiply
    29,124.88x = 40,200.88 × 25,188.24
  4. Step 4: Simplify right side
    29,124.88x = 1,012,589,413.65
  5. Step 5: Solve for x
    x = 1,012,589,413.65/29,124.88
  6. Step 6: Final answer
    x = 34,767.16

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1.5x scale

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.