Home / 124,823.36-172,256.00-68,234.73

Finding the Fourth Proportional to 124,823.36, 172,256.00 and 68,234.73

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Solution

The fourth proportional to 124,823.36, 172,256.00 and 68,234.73 is: 94,163.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,823.36 : 172,256.00 = 68,234.73 : x
  2. Step 2: Convert to fraction form
    124,823.36/172,256.00 = 68,234.73/x
  3. Step 3: Cross multiply
    124,823.36x = 172,256.00 × 68,234.73
  4. Step 4: Simplify right side
    124,823.36x = 11,753,841,309.71
  5. Step 5: Solve for x
    x = 11,753,841,309.71/124,823.36
  6. Step 6: Final answer
    x = 94,163.80

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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.