Home / 91,338.84-137,010.69-32,161.05

Finding the Fourth Proportional to 91,338.84, 137,010.69 and 32,161.05

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Solution

The fourth proportional to 91,338.84, 137,010.69 and 32,161.05 is: 48,242.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,338.84 : 137,010.69 = 32,161.05 : x
  2. Step 2: Convert to fraction form
    91,338.84/137,010.69 = 32,161.05/x
  3. Step 3: Cross multiply
    91,338.84x = 137,010.69 × 32,161.05
  4. Step 4: Simplify right side
    91,338.84x = 4,406,407,651.62
  5. Step 5: Solve for x
    x = 4,406,407,651.62/91,338.84
  6. Step 6: Final answer
    x = 48,242.43

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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.