Home / 124,650.25-171,930.05-84,346.27

Finding the Fourth Proportional to 124,650.25, 171,930.05 and 84,346.27

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Solution

The fourth proportional to 124,650.25, 171,930.05 and 84,346.27 is: 116,338.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,650.25 : 171,930.05 = 84,346.27 : x
  2. Step 2: Convert to fraction form
    124,650.25/171,930.05 = 84,346.27/x
  3. Step 3: Cross multiply
    124,650.25x = 171,930.05 × 84,346.27
  4. Step 4: Simplify right side
    124,650.25x = 14,501,658,418.41
  5. Step 5: Solve for x
    x = 14,501,658,418.41/124,650.25
  6. Step 6: Final answer
    x = 116,338.78

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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.