Home / 276,802.12-382,049.10-181,253.32

Finding the Fourth Proportional to 276,802.12, 382,049.10 and 181,253.32

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Solution

The fourth proportional to 276,802.12, 382,049.10 and 181,253.32 is: 250,170.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,802.12 : 382,049.10 = 181,253.32 : x
  2. Step 2: Convert to fraction form
    276,802.12/382,049.10 = 181,253.32/x
  3. Step 3: Cross multiply
    276,802.12x = 382,049.10 × 181,253.32
  4. Step 4: Simplify right side
    276,802.12x = 69,247,667,778.01
  5. Step 5: Solve for x
    x = 69,247,667,778.01/276,802.12
  6. Step 6: Final answer
    x = 250,170.29

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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.