Home / 62,839.09-86,718.23-34,546.60

Finding the Fourth Proportional to 62,839.09, 86,718.23 and 34,546.60

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Solution

The fourth proportional to 62,839.09, 86,718.23 and 34,546.60 is: 47,674.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,839.09 : 86,718.23 = 34,546.60 : x
  2. Step 2: Convert to fraction form
    62,839.09/86,718.23 = 34,546.60/x
  3. Step 3: Cross multiply
    62,839.09x = 86,718.23 × 34,546.60
  4. Step 4: Simplify right side
    62,839.09x = 2,995,820,004.52
  5. Step 5: Solve for x
    x = 2,995,820,004.52/62,839.09
  6. Step 6: Final answer
    x = 47,674.47

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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.