Home / 98,060.38-135,351.89-64,074.04

Finding the Fourth Proportional to 98,060.38, 135,351.89 and 64,074.04

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Solution

The fourth proportional to 98,060.38, 135,351.89 and 64,074.04 is: 88,440.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,060.38 : 135,351.89 = 64,074.04 : x
  2. Step 2: Convert to fraction form
    98,060.38/135,351.89 = 64,074.04/x
  3. Step 3: Cross multiply
    98,060.38x = 135,351.89 × 64,074.04
  4. Step 4: Simplify right side
    98,060.38x = 8,672,542,413.94
  5. Step 5: Solve for x
    x = 8,672,542,413.94/98,060.38
  6. Step 6: Final answer
    x = 88,440.84

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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.