Home / 111,339.38-153,648.68-60,352.17

Finding the Fourth Proportional to 111,339.38, 153,648.68 and 60,352.17

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Solution

The fourth proportional to 111,339.38, 153,648.68 and 60,352.17 is: 83,286.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,339.38 : 153,648.68 = 60,352.17 : x
  2. Step 2: Convert to fraction form
    111,339.38/153,648.68 = 60,352.17/x
  3. Step 3: Cross multiply
    111,339.38x = 153,648.68 × 60,352.17
  4. Step 4: Simplify right side
    111,339.38x = 9,273,030,953.87
  5. Step 5: Solve for x
    x = 9,273,030,953.87/111,339.38
  6. Step 6: Final answer
    x = 83,286.18

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1.5x scale

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.