Home / 121,410.32-182,115.68-32,661.45

Finding the Fourth Proportional to 121,410.32, 182,115.68 and 32,661.45

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Solution

The fourth proportional to 121,410.32, 182,115.68 and 32,661.45 is: 48,992.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,410.32 : 182,115.68 = 32,661.45 : x
  2. Step 2: Convert to fraction form
    121,410.32/182,115.68 = 32,661.45/x
  3. Step 3: Cross multiply
    121,410.32x = 182,115.68 × 32,661.45
  4. Step 4: Simplify right side
    121,410.32x = 5,948,162,013.23
  5. Step 5: Solve for x
    x = 5,948,162,013.23/121,410.32
  6. Step 6: Final answer
    x = 48,992.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.