Home / 62,850.16-86,729.94-34,556.80

Finding the Fourth Proportional to 62,850.16, 86,729.94 and 34,556.80

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Solution

The fourth proportional to 62,850.16, 86,729.94 and 34,556.80 is: 47,686.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,850.16 : 86,729.94 = 34,556.80 : x
  2. Step 2: Convert to fraction form
    62,850.16/86,729.94 = 34,556.80/x
  3. Step 3: Cross multiply
    62,850.16x = 86,729.94 × 34,556.80
  4. Step 4: Simplify right side
    62,850.16x = 2,997,109,190.59
  5. Step 5: Solve for x
    x = 2,997,109,190.59/62,850.16
  6. Step 6: Final answer
    x = 47,686.58

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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.