Home / 99,259.20-148,837.60-36,897.60

Finding the Fourth Proportional to 99,259.20, 148,837.60 and 36,897.60

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Solution

The fourth proportional to 99,259.20, 148,837.60 and 36,897.60 is: 55,327.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,259.20 : 148,837.60 = 36,897.60 : x
  2. Step 2: Convert to fraction form
    99,259.20/148,837.60 = 36,897.60/x
  3. Step 3: Cross multiply
    99,259.20x = 148,837.60 × 36,897.60
  4. Step 4: Simplify right side
    99,259.20x = 5,491,750,229.76
  5. Step 5: Solve for x
    x = 5,491,750,229.76/99,259.20
  6. Step 6: Final answer
    x = 55,327.37

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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.