Home / 120,848.40-181,201.68-36,583.20

Finding the Fourth Proportional to 120,848.40, 181,201.68 and 36,583.20

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Solution

The fourth proportional to 120,848.40, 181,201.68 and 36,583.20 is: 54,853.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,848.40 : 181,201.68 = 36,583.20 : x
  2. Step 2: Convert to fraction form
    120,848.40/181,201.68 = 36,583.20/x
  3. Step 3: Cross multiply
    120,848.40x = 181,201.68 × 36,583.20
  4. Step 4: Simplify right side
    120,848.40x = 6,628,937,299.78
  5. Step 5: Solve for x
    x = 6,628,937,299.78/120,848.40
  6. Step 6: Final answer
    x = 54,853.33

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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.