Home / 181,340.14-250,272.41-109,720.75

Finding the Fourth Proportional to 181,340.14, 250,272.41 and 109,720.75

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Solution

The fourth proportional to 181,340.14, 250,272.41 and 109,720.75 is: 151,428.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,340.14 : 250,272.41 = 109,720.75 : x
  2. Step 2: Convert to fraction form
    181,340.14/250,272.41 = 109,720.75/x
  3. Step 3: Cross multiply
    181,340.14x = 250,272.41 × 109,720.75
  4. Step 4: Simplify right side
    181,340.14x = 27,460,076,529.51
  5. Step 5: Solve for x
    x = 27,460,076,529.51/181,340.14
  6. Step 6: Final answer
    x = 151,428.56

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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.