Home / 51,526.08-77,318.34-21,940.83

Finding the Fourth Proportional to 51,526.08, 77,318.34 and 21,940.83

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Solution

The fourth proportional to 51,526.08, 77,318.34 and 21,940.83 is: 32,923.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,526.08 : 77,318.34 = 21,940.83 : x
  2. Step 2: Convert to fraction form
    51,526.08/77,318.34 = 21,940.83/x
  3. Step 3: Cross multiply
    51,526.08x = 77,318.34 × 21,940.83
  4. Step 4: Simplify right side
    51,526.08x = 1,696,428,553.82
  5. Step 5: Solve for x
    x = 1,696,428,553.82/51,526.08
  6. Step 6: Final answer
    x = 32,923.69

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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.