Home / 109,995.12-151,792.38-59,694.12

Finding the Fourth Proportional to 109,995.12, 151,792.38 and 59,694.12

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Solution

The fourth proportional to 109,995.12, 151,792.38 and 59,694.12 is: 82,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,995.12 : 151,792.38 = 59,694.12 : x
  2. Step 2: Convert to fraction form
    109,995.12/151,792.38 = 59,694.12/x
  3. Step 3: Cross multiply
    109,995.12x = 151,792.38 × 59,694.12
  4. Step 4: Simplify right side
    109,995.12x = 9,061,112,546.81
  5. Step 5: Solve for x
    x = 9,061,112,546.81/109,995.12
  6. Step 6: Final answer
    x = 82,377.40

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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.