Home / 49,897.83-74,867.30-36,638.53

Finding the Fourth Proportional to 49,897.83, 74,867.30 and 36,638.53

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Solution

The fourth proportional to 49,897.83, 74,867.30 and 36,638.53 is: 54,972.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,897.83 : 74,867.30 = 36,638.53 : x
  2. Step 2: Convert to fraction form
    49,897.83/74,867.30 = 36,638.53/x
  3. Step 3: Cross multiply
    49,897.83x = 74,867.30 × 36,638.53
  4. Step 4: Simplify right side
    49,897.83x = 2,743,027,902.19
  5. Step 5: Solve for x
    x = 2,743,027,902.19/49,897.83
  6. Step 6: Final answer
    x = 54,972.89

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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.