Home / 181,742.40-250,679.04-109,998.72

Finding the Fourth Proportional to 181,742.40, 250,679.04 and 109,998.72

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Solution

The fourth proportional to 181,742.40, 250,679.04 and 109,998.72 is: 151,722.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,742.40 : 250,679.04 = 109,998.72 : x
  2. Step 2: Convert to fraction form
    181,742.40/250,679.04 = 109,998.72/x
  3. Step 3: Cross multiply
    181,742.40x = 250,679.04 × 109,998.72
  4. Step 4: Simplify right side
    181,742.40x = 27,574,373,530.83
  5. Step 5: Solve for x
    x = 27,574,373,530.83/181,742.40
  6. Step 6: Final answer
    x = 151,722.29

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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.