Home / 74,465.73-111,700.22-21,875.27

Finding the Fourth Proportional to 74,465.73, 111,700.22 and 21,875.27

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Solution

The fourth proportional to 74,465.73, 111,700.22 and 21,875.27 is: 32,813.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,465.73 : 111,700.22 = 21,875.27 : x
  2. Step 2: Convert to fraction form
    74,465.73/111,700.22 = 21,875.27/x
  3. Step 3: Cross multiply
    74,465.73x = 111,700.22 × 21,875.27
  4. Step 4: Simplify right side
    74,465.73x = 2,443,471,803.68
  5. Step 5: Solve for x
    x = 2,443,471,803.68/74,465.73
  6. Step 6: Final answer
    x = 32,813.37

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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.