Home / 68,822.69-94,982.51-38,616.17

Finding the Fourth Proportional to 68,822.69, 94,982.51 and 38,616.17

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Solution

The fourth proportional to 68,822.69, 94,982.51 and 38,616.17 is: 53,294.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,822.69 : 94,982.51 = 38,616.17 : x
  2. Step 2: Convert to fraction form
    68,822.69/94,982.51 = 38,616.17/x
  3. Step 3: Cross multiply
    68,822.69x = 94,982.51 × 38,616.17
  4. Step 4: Simplify right side
    68,822.69x = 3,667,860,560.11
  5. Step 5: Solve for x
    x = 3,667,860,560.11/68,822.69
  6. Step 6: Final answer
    x = 53,294.35

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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.