Home / 74,837.01-111,914.49-55,874.91

Finding the Fourth Proportional to 74,837.01, 111,914.49 and 55,874.91

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Solution

The fourth proportional to 74,837.01, 111,914.49 and 55,874.91 is: 83,557.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,837.01 : 111,914.49 = 55,874.91 : x
  2. Step 2: Convert to fraction form
    74,837.01/111,914.49 = 55,874.91/x
  3. Step 3: Cross multiply
    74,837.01x = 111,914.49 × 55,874.91
  4. Step 4: Simplify right side
    74,837.01x = 6,253,212,056.45
  5. Step 5: Solve for x
    x = 6,253,212,056.45/74,837.01
  6. Step 6: Final answer
    x = 83,557.75

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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.