Home / 111,183.39-153,431.98-60,194.81

Finding the Fourth Proportional to 111,183.39, 153,431.98 and 60,194.81

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Solution

The fourth proportional to 111,183.39, 153,431.98 and 60,194.81 is: 83,068.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,183.39 : 153,431.98 = 60,194.81 : x
  2. Step 2: Convert to fraction form
    111,183.39/153,431.98 = 60,194.81/x
  3. Step 3: Cross multiply
    111,183.39x = 153,431.98 × 60,194.81
  4. Step 4: Simplify right side
    111,183.39x = 9,235,809,117.12
  5. Step 5: Solve for x
    x = 9,235,809,117.12/111,183.39
  6. Step 6: Final answer
    x = 83,068.25

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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.