Home / 124,305.01-171,540.89-67,716.39

Finding the Fourth Proportional to 124,305.01, 171,540.89 and 67,716.39

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Solution

The fourth proportional to 124,305.01, 171,540.89 and 67,716.39 is: 93,448.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,305.01 : 171,540.89 = 67,716.39 : x
  2. Step 2: Convert to fraction form
    124,305.01/171,540.89 = 67,716.39/x
  3. Step 3: Cross multiply
    124,305.01x = 171,540.89 × 67,716.39
  4. Step 4: Simplify right side
    124,305.01x = 11,616,129,401.90
  5. Step 5: Solve for x
    x = 11,616,129,401.90/124,305.01
  6. Step 6: Final answer
    x = 93,448.60

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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.