Home / 124,714.29-172,099.29-68,114.73

Finding the Fourth Proportional to 124,714.29, 172,099.29 and 68,114.73

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Solution

The fourth proportional to 124,714.29, 172,099.29 and 68,114.73 is: 93,994.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,714.29 : 172,099.29 = 68,114.73 : x
  2. Step 2: Convert to fraction form
    124,714.29/172,099.29 = 68,114.73/x
  3. Step 3: Cross multiply
    124,714.29x = 172,099.29 × 68,114.73
  4. Step 4: Simplify right side
    124,714.29x = 11,722,496,671.54
  5. Step 5: Solve for x
    x = 11,722,496,671.54/124,714.29
  6. Step 6: Final answer
    x = 93,994.82

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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.