Home / 97,379.94-145,685.58-73,755.55

Finding the Fourth Proportional to 97,379.94, 145,685.58 and 73,755.55

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Solution

The fourth proportional to 97,379.94, 145,685.58 and 73,755.55 is: 110,342.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,379.94 : 145,685.58 = 73,755.55 : x
  2. Step 2: Convert to fraction form
    97,379.94/145,685.58 = 73,755.55/x
  3. Step 3: Cross multiply
    97,379.94x = 145,685.58 × 73,755.55
  4. Step 4: Simplify right side
    97,379.94x = 10,745,120,079.97
  5. Step 5: Solve for x
    x = 10,745,120,079.97/97,379.94
  6. Step 6: Final answer
    x = 110,342.23

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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.