Home / 111,833.14-154,331.58-60,846.88

Finding the Fourth Proportional to 111,833.14, 154,331.58 and 60,846.88

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Solution

The fourth proportional to 111,833.14, 154,331.58 and 60,846.88 is: 83,969.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,833.14 : 154,331.58 = 60,846.88 : x
  2. Step 2: Convert to fraction form
    111,833.14/154,331.58 = 60,846.88/x
  3. Step 3: Cross multiply
    111,833.14x = 154,331.58 × 60,846.88
  4. Step 4: Simplify right side
    111,833.14x = 9,390,595,128.47
  5. Step 5: Solve for x
    x = 9,390,595,128.47/111,833.14
  6. Step 6: Final answer
    x = 83,969.70

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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.