Home / 86,086.44-118,814.04-50,280.66

Finding the Fourth Proportional to 86,086.44, 118,814.04 and 50,280.66

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Solution

The fourth proportional to 86,086.44, 118,814.04 and 50,280.66 is: 69,395.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,086.44 : 118,814.04 = 50,280.66 : x
  2. Step 2: Convert to fraction form
    86,086.44/118,814.04 = 50,280.66/x
  3. Step 3: Cross multiply
    86,086.44x = 118,814.04 × 50,280.66
  4. Step 4: Simplify right side
    86,086.44x = 5,974,048,348.47
  5. Step 5: Solve for x
    x = 5,974,048,348.47/86,086.44
  6. Step 6: Final answer
    x = 69,395.93

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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.