Home / 49,905.12-68,869.08-27,549.12

Finding the Fourth Proportional to 49,905.12, 68,869.08 and 27,549.12

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Solution

The fourth proportional to 49,905.12, 68,869.08 and 27,549.12 is: 38,017.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,905.12 : 68,869.08 = 27,549.12 : x
  2. Step 2: Convert to fraction form
    49,905.12/68,869.08 = 27,549.12/x
  3. Step 3: Cross multiply
    49,905.12x = 68,869.08 × 27,549.12
  4. Step 4: Simplify right side
    49,905.12x = 1,897,282,549.21
  5. Step 5: Solve for x
    x = 1,897,282,549.21/49,905.12
  6. Step 6: Final answer
    x = 38,017.79

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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.