Home / 111,183.13-153,432.75-60,195.85

Finding the Fourth Proportional to 111,183.13, 153,432.75 and 60,195.85

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Solution

The fourth proportional to 111,183.13, 153,432.75 and 60,195.85 is: 83,070.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,183.13 : 153,432.75 = 60,195.85 : x
  2. Step 2: Convert to fraction form
    111,183.13/153,432.75 = 60,195.85/x
  3. Step 3: Cross multiply
    111,183.13x = 153,432.75 × 60,195.85
  4. Step 4: Simplify right side
    111,183.13x = 9,236,014,804.09
  5. Step 5: Solve for x
    x = 9,236,014,804.09/111,183.13
  6. Step 6: Final answer
    x = 83,070.29

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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.