Home / 124,847.36-172,289.66-68,262.38

Finding the Fourth Proportional to 124,847.36, 172,289.66 and 68,262.38

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Solution

The fourth proportional to 124,847.36, 172,289.66 and 68,262.38 is: 94,202.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,847.36 : 172,289.66 = 68,262.38 : x
  2. Step 2: Convert to fraction form
    124,847.36/172,289.66 = 68,262.38/x
  3. Step 3: Cross multiply
    124,847.36x = 172,289.66 × 68,262.38
  4. Step 4: Simplify right side
    124,847.36x = 11,760,902,240.99
  5. Step 5: Solve for x
    x = 11,760,902,240.99/124,847.36
  6. Step 6: Final answer
    x = 94,202.25

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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.