Home / 247,923.90-372,231.45-154,611.90

Finding the Fourth Proportional to 247,923.90, 372,231.45 and 154,611.90

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Solution

The fourth proportional to 247,923.90, 372,231.45 and 154,611.90 is: 232,133.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,923.90 : 372,231.45 = 154,611.90 : x
  2. Step 2: Convert to fraction form
    247,923.90/372,231.45 = 154,611.90/x
  3. Step 3: Cross multiply
    247,923.90x = 372,231.45 × 154,611.90
  4. Step 4: Simplify right side
    247,923.90x = 57,551,411,724.26
  5. Step 5: Solve for x
    x = 57,551,411,724.26/247,923.90
  6. Step 6: Final answer
    x = 232,133.38

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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.