Home / 85,936.53-118,590.62-47,693.85

Finding the Fourth Proportional to 85,936.53, 118,590.62 and 47,693.85

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Solution

The fourth proportional to 85,936.53, 118,590.62 and 47,693.85 is: 65,816.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,936.53 : 118,590.62 = 47,693.85 : x
  2. Step 2: Convert to fraction form
    85,936.53/118,590.62 = 47,693.85/x
  3. Step 3: Cross multiply
    85,936.53x = 118,590.62 × 47,693.85
  4. Step 4: Simplify right side
    85,936.53x = 5,656,042,410.26
  5. Step 5: Solve for x
    x = 5,656,042,410.26/85,936.53
  6. Step 6: Final answer
    x = 65,816.51

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1.5x scale

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.