Home / 103,201.19-154,816.11-36,625.50

Finding the Fourth Proportional to 103,201.19, 154,816.11 and 36,625.50

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Solution

The fourth proportional to 103,201.19, 154,816.11 and 36,625.50 is: 54,943.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,201.19 : 154,816.11 = 36,625.50 : x
  2. Step 2: Convert to fraction form
    103,201.19/154,816.11 = 36,625.50/x
  3. Step 3: Cross multiply
    103,201.19x = 154,816.11 × 36,625.50
  4. Step 4: Simplify right side
    103,201.19x = 5,670,217,436.81
  5. Step 5: Solve for x
    x = 5,670,217,436.81/103,201.19
  6. Step 6: Final answer
    x = 54,943.34

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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.