Home / 361,921.68-542,822.04-112,584.24

Finding the Fourth Proportional to 361,921.68, 542,822.04 and 112,584.24

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Solution

The fourth proportional to 361,921.68, 542,822.04 and 112,584.24 is: 168,857.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,921.68 : 542,822.04 = 112,584.24 : x
  2. Step 2: Convert to fraction form
    361,921.68/542,822.04 = 112,584.24/x
  3. Step 3: Cross multiply
    361,921.68x = 542,822.04 × 112,584.24
  4. Step 4: Simplify right side
    361,921.68x = 61,113,206,828.65
  5. Step 5: Solve for x
    x = 61,113,206,828.65/361,921.68
  6. Step 6: Final answer
    x = 168,857.55

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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.