Home / 66,538.50-99,837.44-36,152.85

Finding the Fourth Proportional to 66,538.50, 99,837.44 and 36,152.85

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Solution

The fourth proportional to 66,538.50, 99,837.44 and 36,152.85 is: 54,245.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,538.50 : 99,837.44 = 36,152.85 : x
  2. Step 2: Convert to fraction form
    66,538.50/99,837.44 = 36,152.85/x
  3. Step 3: Cross multiply
    66,538.50x = 99,837.44 × 36,152.85
  4. Step 4: Simplify right side
    66,538.50x = 3,609,407,811.94
  5. Step 5: Solve for x
    x = 3,609,407,811.94/66,538.50
  6. Step 6: Final answer
    x = 54,245.40

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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.