Home / 124,083.36-171,235.44-67,494.72

Finding the Fourth Proportional to 124,083.36, 171,235.44 and 67,494.72

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Solution

The fourth proportional to 124,083.36, 171,235.44 and 67,494.72 is: 93,142.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,083.36 : 171,235.44 = 67,494.72 : x
  2. Step 2: Convert to fraction form
    124,083.36/171,235.44 = 67,494.72/x
  3. Step 3: Cross multiply
    124,083.36x = 171,235.44 × 67,494.72
  4. Step 4: Simplify right side
    124,083.36x = 11,557,488,076.88
  5. Step 5: Solve for x
    x = 11,557,488,076.88/124,083.36
  6. Step 6: Final answer
    x = 93,142.93

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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.