Home / 61,640.14-85,063.35-33,345.85

Finding the Fourth Proportional to 61,640.14, 85,063.35 and 33,345.85

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Solution

The fourth proportional to 61,640.14, 85,063.35 and 33,345.85 is: 46,017.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,640.14 : 85,063.35 = 33,345.85 : x
  2. Step 2: Convert to fraction form
    61,640.14/85,063.35 = 33,345.85/x
  3. Step 3: Cross multiply
    61,640.14x = 85,063.35 × 33,345.85
  4. Step 4: Simplify right side
    61,640.14x = 2,836,509,709.60
  5. Step 5: Solve for x
    x = 2,836,509,709.60/61,640.14
  6. Step 6: Final answer
    x = 46,017.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.