Home / 116,850.39-161,264.91-69,119.11

Finding the Fourth Proportional to 116,850.39, 161,264.91 and 69,119.11

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Solution

The fourth proportional to 116,850.39, 161,264.91 and 69,119.11 is: 95,391.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,850.39 : 161,264.91 = 69,119.11 : x
  2. Step 2: Convert to fraction form
    116,850.39/161,264.91 = 69,119.11/x
  3. Step 3: Cross multiply
    116,850.39x = 161,264.91 × 69,119.11
  4. Step 4: Simplify right side
    116,850.39x = 11,146,487,053.43
  5. Step 5: Solve for x
    x = 11,146,487,053.43/116,850.39
  6. Step 6: Final answer
    x = 95,391.10

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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.