Home / 248,155.54-372,238.17-70,667.11

Finding the Fourth Proportional to 248,155.54, 372,238.17 and 70,667.11

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Solution

The fourth proportional to 248,155.54, 372,238.17 and 70,667.11 is: 106,002.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,155.54 : 372,238.17 = 70,667.11 : x
  2. Step 2: Convert to fraction form
    248,155.54/372,238.17 = 70,667.11/x
  3. Step 3: Cross multiply
    248,155.54x = 372,238.17 × 70,667.11
  4. Step 4: Simplify right side
    248,155.54x = 26,304,995,705.59
  5. Step 5: Solve for x
    x = 26,304,995,705.59/248,155.54
  6. Step 6: Final answer
    x = 106,002.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.