Home / 219,741.14-329,582.45-61,982.30

Finding the Fourth Proportional to 219,741.14, 329,582.45 and 61,982.30

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Solution

The fourth proportional to 219,741.14, 329,582.45 and 61,982.30 is: 92,965.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,741.14 : 329,582.45 = 61,982.30 : x
  2. Step 2: Convert to fraction form
    219,741.14/329,582.45 = 61,982.30/x
  3. Step 3: Cross multiply
    219,741.14x = 329,582.45 × 61,982.30
  4. Step 4: Simplify right side
    219,741.14x = 20,428,279,269.55
  5. Step 5: Solve for x
    x = 20,428,279,269.55/219,741.14
  6. Step 6: Final answer
    x = 92,965.20

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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.