Home / 120,935.20-181,403.24-36,696.08

Finding the Fourth Proportional to 120,935.20, 181,403.24 and 36,696.08

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Solution

The fourth proportional to 120,935.20, 181,403.24 and 36,696.08 is: 55,044.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,935.20 : 181,403.24 = 36,696.08 : x
  2. Step 2: Convert to fraction form
    120,935.20/181,403.24 = 36,696.08/x
  3. Step 3: Cross multiply
    120,935.20x = 181,403.24 × 36,696.08
  4. Step 4: Simplify right side
    120,935.20x = 6,656,787,807.30
  5. Step 5: Solve for x
    x = 6,656,787,807.30/120,935.20
  6. Step 6: Final answer
    x = 55,044.25

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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.