Home / 66,511.53-99,785.52-33,191.37

Finding the Fourth Proportional to 66,511.53, 99,785.52 and 33,191.37

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Solution

The fourth proportional to 66,511.53, 99,785.52 and 33,191.37 is: 49,796.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,511.53 : 99,785.52 = 33,191.37 : x
  2. Step 2: Convert to fraction form
    66,511.53/99,785.52 = 33,191.37/x
  3. Step 3: Cross multiply
    66,511.53x = 99,785.52 × 33,191.37
  4. Step 4: Simplify right side
    66,511.53x = 3,312,018,114.96
  5. Step 5: Solve for x
    x = 3,312,018,114.96/66,511.53
  6. Step 6: Final answer
    x = 49,796.15

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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.