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Finding the Fourth Proportional to 62,519.04, 86,273.04 and 34,219.36

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Solution

The fourth proportional to 62,519.04, 86,273.04 and 34,219.36 is: 47,220.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,519.04 : 86,273.04 = 34,219.36 : x
  2. Step 2: Convert to fraction form
    62,519.04/86,273.04 = 34,219.36/x
  3. Step 3: Cross multiply
    62,519.04x = 86,273.04 × 34,219.36
  4. Step 4: Simplify right side
    62,519.04x = 2,952,208,214.05
  5. Step 5: Solve for x
    x = 2,952,208,214.05/62,519.04
  6. Step 6: Final answer
    x = 47,220.95

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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.