Home / 124,083.20-171,231.36-67,496.96

Finding the Fourth Proportional to 124,083.20, 171,231.36 and 67,496.96

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Solution

The fourth proportional to 124,083.20, 171,231.36 and 67,496.96 is: 93,143.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,083.20 : 171,231.36 = 67,496.96 : x
  2. Step 2: Convert to fraction form
    124,083.20/171,231.36 = 67,496.96/x
  3. Step 3: Cross multiply
    124,083.20x = 171,231.36 × 67,496.96
  4. Step 4: Simplify right side
    124,083.20x = 11,557,596,256.67
  5. Step 5: Solve for x
    x = 11,557,596,256.67/124,083.20
  6. Step 6: Final answer
    x = 93,143.92

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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.