Home / 181,410.45-250,349.40-99,742.14

Finding the Fourth Proportional to 181,410.45, 250,349.40 and 99,742.14

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Solution

The fourth proportional to 181,410.45, 250,349.40 and 99,742.14 is: 137,645.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,410.45 : 250,349.40 = 99,742.14 : x
  2. Step 2: Convert to fraction form
    181,410.45/250,349.40 = 99,742.14/x
  3. Step 3: Cross multiply
    181,410.45x = 250,349.40 × 99,742.14
  4. Step 4: Simplify right side
    181,410.45x = 24,970,384,903.72
  5. Step 5: Solve for x
    x = 24,970,384,903.72/181,410.45
  6. Step 6: Final answer
    x = 137,645.79

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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.