Home / 124,017.88-171,144.44-67,429.12

Finding the Fourth Proportional to 124,017.88, 171,144.44 and 67,429.12

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Solution

The fourth proportional to 124,017.88, 171,144.44 and 67,429.12 is: 93,052.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,017.88 : 171,144.44 = 67,429.12 : x
  2. Step 2: Convert to fraction form
    124,017.88/171,144.44 = 67,429.12/x
  3. Step 3: Cross multiply
    124,017.88x = 171,144.44 × 67,429.12
  4. Step 4: Simplify right side
    124,017.88x = 11,540,118,722.80
  5. Step 5: Solve for x
    x = 11,540,118,722.80/124,017.88
  6. Step 6: Final answer
    x = 93,052.06

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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.