Home / 111,481.74-153,844.38-60,494.67

Finding the Fourth Proportional to 111,481.74, 153,844.38 and 60,494.67

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Solution

The fourth proportional to 111,481.74, 153,844.38 and 60,494.67 is: 83,482.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,481.74 : 153,844.38 = 60,494.67 : x
  2. Step 2: Convert to fraction form
    111,481.74/153,844.38 = 60,494.67/x
  3. Step 3: Cross multiply
    111,481.74x = 153,844.38 × 60,494.67
  4. Step 4: Simplify right side
    111,481.74x = 9,306,764,999.45
  5. Step 5: Solve for x
    x = 9,306,764,999.45/111,481.74
  6. Step 6: Final answer
    x = 83,482.42

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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.