Home / 111,213.49-153,474.70-60,226.62

Finding the Fourth Proportional to 111,213.49, 153,474.70 and 60,226.62

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Solution

The fourth proportional to 111,213.49, 153,474.70 and 60,226.62 is: 83,112.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,213.49 : 153,474.70 = 60,226.62 : x
  2. Step 2: Convert to fraction form
    111,213.49/153,474.70 = 60,226.62/x
  3. Step 3: Cross multiply
    111,213.49x = 153,474.70 × 60,226.62
  4. Step 4: Simplify right side
    111,213.49x = 9,243,262,436.51
  5. Step 5: Solve for x
    x = 9,243,262,436.51/111,213.49
  6. Step 6: Final answer
    x = 83,112.78

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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.