Home / 124,667.90-172,040.82-68,079.27

Finding the Fourth Proportional to 124,667.90, 172,040.82 and 68,079.27

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Solution

The fourth proportional to 124,667.90, 172,040.82 and 68,079.27 is: 93,948.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,667.90 : 172,040.82 = 68,079.27 : x
  2. Step 2: Convert to fraction form
    124,667.90/172,040.82 = 68,079.27/x
  3. Step 3: Cross multiply
    124,667.90x = 172,040.82 × 68,079.27
  4. Step 4: Simplify right side
    124,667.90x = 11,712,413,435.80
  5. Step 5: Solve for x
    x = 11,712,413,435.80/124,667.90
  6. Step 6: Final answer
    x = 93,948.91

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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.