Home / 49,135.25-67,808.45-27,918.11

Finding the Fourth Proportional to 49,135.25, 67,808.45 and 27,918.11

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Solution

The fourth proportional to 49,135.25, 67,808.45 and 27,918.11 is: 38,528.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,135.25 : 67,808.45 = 27,918.11 : x
  2. Step 2: Convert to fraction form
    49,135.25/67,808.45 = 27,918.11/x
  3. Step 3: Cross multiply
    49,135.25x = 67,808.45 × 27,918.11
  4. Step 4: Simplify right side
    49,135.25x = 1,893,083,496.78
  5. Step 5: Solve for x
    x = 1,893,083,496.78/49,135.25
  6. Step 6: Final answer
    x = 38,528.02

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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.