Home / 102,708.78-154,087.68-32,588.10

Finding the Fourth Proportional to 102,708.78, 154,087.68 and 32,588.10

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Solution

The fourth proportional to 102,708.78, 154,087.68 and 32,588.10 is: 48,889.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,708.78 : 154,087.68 = 32,588.10 : x
  2. Step 2: Convert to fraction form
    102,708.78/154,087.68 = 32,588.10/x
  3. Step 3: Cross multiply
    102,708.78x = 154,087.68 × 32,588.10
  4. Step 4: Simplify right side
    102,708.78x = 5,021,424,724.61
  5. Step 5: Solve for x
    x = 5,021,424,724.61/102,708.78
  6. Step 6: Final answer
    x = 48,889.93

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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.