Home / 121,607.20-182,455.85-41,653.11

Finding the Fourth Proportional to 121,607.20, 182,455.85 and 41,653.11

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Solution

The fourth proportional to 121,607.20, 182,455.85 and 41,653.11 is: 62,495.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,607.20 : 182,455.85 = 41,653.11 : x
  2. Step 2: Convert to fraction form
    121,607.20/182,455.85 = 41,653.11/x
  3. Step 3: Cross multiply
    121,607.20x = 182,455.85 × 41,653.11
  4. Step 4: Simplify right side
    121,607.20x = 7,599,853,694.33
  5. Step 5: Solve for x
    x = 7,599,853,694.33/121,607.20
  6. Step 6: Final answer
    x = 62,495.10

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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.