Home / 107,980.97-162,002.57-33,112.16

Finding the Fourth Proportional to 107,980.97, 162,002.57 and 33,112.16

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Solution

The fourth proportional to 107,980.97, 162,002.57 and 33,112.16 is: 49,677.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,980.97 : 162,002.57 = 33,112.16 : x
  2. Step 2: Convert to fraction form
    107,980.97/162,002.57 = 33,112.16/x
  3. Step 3: Cross multiply
    107,980.97x = 162,002.57 × 33,112.16
  4. Step 4: Simplify right side
    107,980.97x = 5,364,254,042.68
  5. Step 5: Solve for x
    x = 5,364,254,042.68/107,980.97
  6. Step 6: Final answer
    x = 49,677.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.