Home / 52,394.84-72,167.15-40,272.14

Finding the Fourth Proportional to 52,394.84, 72,167.15 and 40,272.14

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Solution

The fourth proportional to 52,394.84, 72,167.15 and 40,272.14 is: 55,469.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,394.84 : 72,167.15 = 40,272.14 : x
  2. Step 2: Convert to fraction form
    52,394.84/72,167.15 = 40,272.14/x
  3. Step 3: Cross multiply
    52,394.84x = 72,167.15 × 40,272.14
  4. Step 4: Simplify right side
    52,394.84x = 2,906,325,568.20
  5. Step 5: Solve for x
    x = 2,906,325,568.20/52,394.84
  6. Step 6: Final answer
    x = 55,469.69

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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.