Home / 110,169.65-152,033.72-62,432.12

Finding the Fourth Proportional to 110,169.65, 152,033.72 and 62,432.12

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Solution

The fourth proportional to 110,169.65, 152,033.72 and 62,432.12 is: 86,156.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,169.65 : 152,033.72 = 62,432.12 : x
  2. Step 2: Convert to fraction form
    110,169.65/152,033.72 = 62,432.12/x
  3. Step 3: Cross multiply
    110,169.65x = 152,033.72 × 62,432.12
  4. Step 4: Simplify right side
    110,169.65x = 9,491,786,378.76
  5. Step 5: Solve for x
    x = 9,491,786,378.76/110,169.65
  6. Step 6: Final answer
    x = 86,156.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.