Home / 103,983.84-155,974.38-25,097.70

Finding the Fourth Proportional to 103,983.84, 155,974.38 and 25,097.70

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Solution

The fourth proportional to 103,983.84, 155,974.38 and 25,097.70 is: 37,646.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,983.84 : 155,974.38 = 25,097.70 : x
  2. Step 2: Convert to fraction form
    103,983.84/155,974.38 = 25,097.70/x
  3. Step 3: Cross multiply
    103,983.84x = 155,974.38 × 25,097.70
  4. Step 4: Simplify right side
    103,983.84x = 3,914,598,196.93
  5. Step 5: Solve for x
    x = 3,914,598,196.93/103,983.84
  6. Step 6: Final answer
    x = 37,646.22

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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.