Home / 47,983.50-72,037.60-36,897.96

Finding the Fourth Proportional to 47,983.50, 72,037.60 and 36,897.96

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Solution

The fourth proportional to 47,983.50, 72,037.60 and 36,897.96 is: 55,394.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,983.50 : 72,037.60 = 36,897.96 : x
  2. Step 2: Convert to fraction form
    47,983.50/72,037.60 = 36,897.96/x
  3. Step 3: Cross multiply
    47,983.50x = 72,037.60 × 36,897.96
  4. Step 4: Simplify right side
    47,983.50x = 2,658,040,483.30
  5. Step 5: Solve for x
    x = 2,658,040,483.30/47,983.50
  6. Step 6: Final answer
    x = 55,394.89

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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.