Home / 89,231.70-123,119.52-60,555.26

Finding the Fourth Proportional to 89,231.70, 123,119.52 and 60,555.26

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Solution

The fourth proportional to 89,231.70, 123,119.52 and 60,555.26 is: 83,552.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,231.70 : 123,119.52 = 60,555.26 : x
  2. Step 2: Convert to fraction form
    89,231.70/123,119.52 = 60,555.26/x
  3. Step 3: Cross multiply
    89,231.70x = 123,119.52 × 60,555.26
  4. Step 4: Simplify right side
    89,231.70x = 7,455,534,544.68
  5. Step 5: Solve for x
    x = 7,455,534,544.68/89,231.70
  6. Step 6: Final answer
    x = 83,552.53

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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.