Home / 175,506.19-263,162.04-81,960.91

Finding the Fourth Proportional to 175,506.19, 263,162.04 and 81,960.91

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Solution

The fourth proportional to 175,506.19, 263,162.04 and 81,960.91 is: 122,895.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,506.19 : 263,162.04 = 81,960.91 : x
  2. Step 2: Convert to fraction form
    175,506.19/263,162.04 = 81,960.91/x
  3. Step 3: Cross multiply
    175,506.19x = 263,162.04 × 81,960.91
  4. Step 4: Simplify right side
    175,506.19x = 21,569,000,275.86
  5. Step 5: Solve for x
    x = 21,569,000,275.86/175,506.19
  6. Step 6: Final answer
    x = 122,895.95

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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.