Home / 86,146.62-118,884.15-50,364.06

Finding the Fourth Proportional to 86,146.62, 118,884.15 and 50,364.06

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Solution

The fourth proportional to 86,146.62, 118,884.15 and 50,364.06 is: 69,503.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,146.62 : 118,884.15 = 50,364.06 : x
  2. Step 2: Convert to fraction form
    86,146.62/118,884.15 = 50,364.06/x
  3. Step 3: Cross multiply
    86,146.62x = 118,884.15 × 50,364.06
  4. Step 4: Simplify right side
    86,146.62x = 5,987,488,463.65
  5. Step 5: Solve for x
    x = 5,987,488,463.65/86,146.62
  6. Step 6: Final answer
    x = 69,503.46

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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.