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Finding the Fourth Proportional to 65,523.78, 98,285.61 and 16,275.78

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Solution

The fourth proportional to 65,523.78, 98,285.61 and 16,275.78 is: 24,413.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,523.78 : 98,285.61 = 16,275.78 : x
  2. Step 2: Convert to fraction form
    65,523.78/98,285.61 = 16,275.78/x
  3. Step 3: Cross multiply
    65,523.78x = 98,285.61 × 16,275.78
  4. Step 4: Simplify right side
    65,523.78x = 1,599,674,965.53
  5. Step 5: Solve for x
    x = 1,599,674,965.53/65,523.78
  6. Step 6: Final answer
    x = 24,413.66

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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.