Home / 38,078.51-52,553.81-22,171.73

Finding the Fourth Proportional to 38,078.51, 52,553.81 and 22,171.73

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Solution

The fourth proportional to 38,078.51, 52,553.81 and 22,171.73 is: 30,600.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,078.51 : 52,553.81 = 22,171.73 : x
  2. Step 2: Convert to fraction form
    38,078.51/52,553.81 = 22,171.73/x
  3. Step 3: Cross multiply
    38,078.51x = 52,553.81 × 22,171.73
  4. Step 4: Simplify right side
    38,078.51x = 1,165,208,678.45
  5. Step 5: Solve for x
    x = 1,165,208,678.45/38,078.51
  6. Step 6: Final answer
    x = 30,600.17

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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.