Home / 129,164.16-193,740.88-44,943.60

Finding the Fourth Proportional to 129,164.16, 193,740.88 and 44,943.60

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Solution

The fourth proportional to 129,164.16, 193,740.88 and 44,943.60 is: 67,413.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,164.16 : 193,740.88 = 44,943.60 : x
  2. Step 2: Convert to fraction form
    129,164.16/193,740.88 = 44,943.60/x
  3. Step 3: Cross multiply
    129,164.16x = 193,740.88 × 44,943.60
  4. Step 4: Simplify right side
    129,164.16x = 8,707,412,614.37
  5. Step 5: Solve for x
    x = 8,707,412,614.37/129,164.16
  6. Step 6: Final answer
    x = 67,413.53

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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.