Home / 142,169.05-213,320.02-62,196.65

Finding the Fourth Proportional to 142,169.05, 213,320.02 and 62,196.65

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Solution

The fourth proportional to 142,169.05, 213,320.02 and 62,196.65 is: 93,324.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,169.05 : 213,320.02 = 62,196.65 : x
  2. Step 2: Convert to fraction form
    142,169.05/213,320.02 = 62,196.65/x
  3. Step 3: Cross multiply
    142,169.05x = 213,320.02 × 62,196.65
  4. Step 4: Simplify right side
    142,169.05x = 13,267,790,310.95
  5. Step 5: Solve for x
    x = 13,267,790,310.95/142,169.05
  6. Step 6: Final answer
    x = 93,324.04

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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.