Home / 158,679.50-238,020.06-53,499.38

Finding the Fourth Proportional to 158,679.50, 238,020.06 and 53,499.38

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Solution

The fourth proportional to 158,679.50, 238,020.06 and 53,499.38 is: 80,249.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,679.50 : 238,020.06 = 53,499.38 : x
  2. Step 2: Convert to fraction form
    158,679.50/238,020.06 = 53,499.38/x
  3. Step 3: Cross multiply
    158,679.50x = 238,020.06 × 53,499.38
  4. Step 4: Simplify right side
    158,679.50x = 12,733,925,637.56
  5. Step 5: Solve for x
    x = 12,733,925,637.56/158,679.50
  6. Step 6: Final answer
    x = 80,249.34

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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.