Home / 181,419.12-250,363.80-109,812.24

Finding the Fourth Proportional to 181,419.12, 250,363.80 and 109,812.24

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Solution

The fourth proportional to 181,419.12, 250,363.80 and 109,812.24 is: 151,544.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,419.12 : 250,363.80 = 109,812.24 : x
  2. Step 2: Convert to fraction form
    181,419.12/250,363.80 = 109,812.24/x
  3. Step 3: Cross multiply
    181,419.12x = 250,363.80 × 109,812.24
  4. Step 4: Simplify right side
    181,419.12x = 27,493,009,692.91
  5. Step 5: Solve for x
    x = 27,493,009,692.91/181,419.12
  6. Step 6: Final answer
    x = 151,544.17

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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.