Home / 227,701.20-341,519.40-77,948.40

Finding the Fourth Proportional to 227,701.20, 341,519.40 and 77,948.40

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Solution

The fourth proportional to 227,701.20, 341,519.40 and 77,948.40 is: 116,911.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,701.20 : 341,519.40 = 77,948.40 : x
  2. Step 2: Convert to fraction form
    227,701.20/341,519.40 = 77,948.40/x
  3. Step 3: Cross multiply
    227,701.20x = 341,519.40 × 77,948.40
  4. Step 4: Simplify right side
    227,701.20x = 26,620,890,798.96
  5. Step 5: Solve for x
    x = 26,620,890,798.96/227,701.20
  6. Step 6: Final answer
    x = 116,911.51

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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.