Home / 124,584.48-171,930.96-67,999.68

Finding the Fourth Proportional to 124,584.48, 171,930.96 and 67,999.68

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Solution

The fourth proportional to 124,584.48, 171,930.96 and 67,999.68 is: 93,841.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,584.48 : 171,930.96 = 67,999.68 : x
  2. Step 2: Convert to fraction form
    124,584.48/171,930.96 = 67,999.68/x
  3. Step 3: Cross multiply
    124,584.48x = 171,930.96 × 67,999.68
  4. Step 4: Simplify right side
    124,584.48x = 11,691,250,262.09
  5. Step 5: Solve for x
    x = 11,691,250,262.09/124,584.48
  6. Step 6: Final answer
    x = 93,841.95

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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.