Home / 181,338.14-250,269.65-109,718.75

Finding the Fourth Proportional to 181,338.14, 250,269.65 and 109,718.75

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Solution

The fourth proportional to 181,338.14, 250,269.65 and 109,718.75 is: 151,425.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,338.14 : 250,269.65 = 109,718.75 : x
  2. Step 2: Convert to fraction form
    181,338.14/250,269.65 = 109,718.75/x
  3. Step 3: Cross multiply
    181,338.14x = 250,269.65 × 109,718.75
  4. Step 4: Simplify right side
    181,338.14x = 27,459,273,649.46
  5. Step 5: Solve for x
    x = 27,459,273,649.46/181,338.14
  6. Step 6: Final answer
    x = 151,425.80

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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.