Home / 55,261.42-82,897.56-21,974.02

Finding the Fourth Proportional to 55,261.42, 82,897.56 and 21,974.02

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Solution

The fourth proportional to 55,261.42, 82,897.56 and 21,974.02 is: 32,963.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,261.42 : 82,897.56 = 21,974.02 : x
  2. Step 2: Convert to fraction form
    55,261.42/82,897.56 = 21,974.02/x
  3. Step 3: Cross multiply
    55,261.42x = 82,897.56 × 21,974.02
  4. Step 4: Simplify right side
    55,261.42x = 1,821,592,641.39
  5. Step 5: Solve for x
    x = 1,821,592,641.39/55,261.42
  6. Step 6: Final answer
    x = 32,963.19

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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.