Home / 248,445.11-372,186.51-148,683.89

Finding the Fourth Proportional to 248,445.11, 372,186.51 and 148,683.89

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Solution

The fourth proportional to 248,445.11, 372,186.51 and 148,683.89 is: 222,737.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,445.11 : 372,186.51 = 148,683.89 : x
  2. Step 2: Convert to fraction form
    248,445.11/372,186.51 = 148,683.89/x
  3. Step 3: Cross multiply
    248,445.11x = 372,186.51 × 148,683.89
  4. Step 4: Simplify right side
    248,445.11x = 55,338,136,251.39
  5. Step 5: Solve for x
    x = 55,338,136,251.39/248,445.11
  6. Step 6: Final answer
    x = 222,737.88

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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.