Home / 135,098.57-186,339.33-94,821.32

Finding the Fourth Proportional to 135,098.57, 186,339.33 and 94,821.32

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Solution

The fourth proportional to 135,098.57, 186,339.33 and 94,821.32 is: 130,785.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,098.57 : 186,339.33 = 94,821.32 : x
  2. Step 2: Convert to fraction form
    135,098.57/186,339.33 = 94,821.32/x
  3. Step 3: Cross multiply
    135,098.57x = 186,339.33 × 94,821.32
  4. Step 4: Simplify right side
    135,098.57x = 17,668,940,306.82
  5. Step 5: Solve for x
    x = 17,668,940,306.82/135,098.57
  6. Step 6: Final answer
    x = 130,785.55

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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.