Home / 49,521.16-74,303.52-19,996.66

Finding the Fourth Proportional to 49,521.16, 74,303.52 and 19,996.66

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Solution

The fourth proportional to 49,521.16, 74,303.52 and 19,996.66 is: 30,003.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,521.16 : 74,303.52 = 19,996.66 : x
  2. Step 2: Convert to fraction form
    49,521.16/74,303.52 = 19,996.66/x
  3. Step 3: Cross multiply
    49,521.16x = 74,303.52 × 19,996.66
  4. Step 4: Simplify right side
    49,521.16x = 1,485,822,226.24
  5. Step 5: Solve for x
    x = 1,485,822,226.24/49,521.16
  6. Step 6: Final answer
    x = 30,003.78

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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.