Home / 49,985.70-68,982.12-27,326.21

Finding the Fourth Proportional to 49,985.70, 68,982.12 and 27,326.21

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Solution

The fourth proportional to 49,985.70, 68,982.12 and 27,326.21 is: 37,711.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,985.70 : 68,982.12 = 27,326.21 : x
  2. Step 2: Convert to fraction form
    49,985.70/68,982.12 = 27,326.21/x
  3. Step 3: Cross multiply
    49,985.70x = 68,982.12 × 27,326.21
  4. Step 4: Simplify right side
    49,985.70x = 1,885,019,552.45
  5. Step 5: Solve for x
    x = 1,885,019,552.45/49,985.70
  6. Step 6: Final answer
    x = 37,711.18

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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.