Home / 57,494.08-86,206.56-21,957.76

Finding the Fourth Proportional to 57,494.08, 86,206.56 and 21,957.76

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Solution

The fourth proportional to 57,494.08, 86,206.56 and 21,957.76 is: 32,923.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,494.08 : 86,206.56 = 21,957.76 : x
  2. Step 2: Convert to fraction form
    57,494.08/86,206.56 = 21,957.76/x
  3. Step 3: Cross multiply
    57,494.08x = 86,206.56 × 21,957.76
  4. Step 4: Simplify right side
    57,494.08x = 1,892,902,954.91
  5. Step 5: Solve for x
    x = 1,892,902,954.91/57,494.08
  6. Step 6: Final answer
    x = 32,923.44

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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.