Home / 91,926.80-137,890.20-73,494.80

Finding the Fourth Proportional to 91,926.80, 137,890.20 and 73,494.80

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Solution

The fourth proportional to 91,926.80, 137,890.20 and 73,494.80 is: 110,242.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,926.80 : 137,890.20 = 73,494.80 : x
  2. Step 2: Convert to fraction form
    91,926.80/137,890.20 = 73,494.80/x
  3. Step 3: Cross multiply
    91,926.80x = 137,890.20 × 73,494.80
  4. Step 4: Simplify right side
    91,926.80x = 10,134,212,670.96
  5. Step 5: Solve for x
    x = 10,134,212,670.96/91,926.80
  6. Step 6: Final answer
    x = 110,242.20

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Similar ratio
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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.