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Finding the Fourth Proportional to 62,582.67, 93,879.78 and 20,462.97

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Solution

The fourth proportional to 62,582.67, 93,879.78 and 20,462.97 is: 30,696.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,582.67 : 93,879.78 = 20,462.97 : x
  2. Step 2: Convert to fraction form
    62,582.67/93,879.78 = 20,462.97/x
  3. Step 3: Cross multiply
    62,582.67x = 93,879.78 × 20,462.97
  4. Step 4: Simplify right side
    62,582.67x = 1,921,058,810.31
  5. Step 5: Solve for x
    x = 1,921,058,810.31/62,582.67
  6. Step 6: Final answer
    x = 30,696.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.