Home / 111,228.46-153,494.49-60,240.04

Finding the Fourth Proportional to 111,228.46, 153,494.49 and 60,240.04

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Solution

The fourth proportional to 111,228.46, 153,494.49 and 60,240.04 is: 83,130.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,228.46 : 153,494.49 = 60,240.04 : x
  2. Step 2: Convert to fraction form
    111,228.46/153,494.49 = 60,240.04/x
  3. Step 3: Cross multiply
    111,228.46x = 153,494.49 × 60,240.04
  4. Step 4: Simplify right side
    111,228.46x = 9,246,513,449.91
  5. Step 5: Solve for x
    x = 9,246,513,449.91/111,228.46
  6. Step 6: Final answer
    x = 83,130.83

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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.