Home / 111,182.11-153,431.39-60,194.86

Finding the Fourth Proportional to 111,182.11, 153,431.39 and 60,194.86

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Solution

The fourth proportional to 111,182.11, 153,431.39 and 60,194.86 is: 83,068.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,182.11 : 153,431.39 = 60,194.86 : x
  2. Step 2: Convert to fraction form
    111,182.11/153,431.39 = 60,194.86/x
  3. Step 3: Cross multiply
    111,182.11x = 153,431.39 × 60,194.86
  4. Step 4: Simplify right side
    111,182.11x = 9,235,780,807.56
  5. Step 5: Solve for x
    x = 9,235,780,807.56/111,182.11
  6. Step 6: Final answer
    x = 83,068.95

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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.