Home / 124,777.46-172,192.96-68,188.83

Finding the Fourth Proportional to 124,777.46, 172,192.96 and 68,188.83

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Solution

The fourth proportional to 124,777.46, 172,192.96 and 68,188.83 is: 94,100.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,777.46 : 172,192.96 = 68,188.83 : x
  2. Step 2: Convert to fraction form
    124,777.46/172,192.96 = 68,188.83/x
  3. Step 3: Cross multiply
    124,777.46x = 172,192.96 × 68,188.83
  4. Step 4: Simplify right side
    124,777.46x = 11,741,636,476.64
  5. Step 5: Solve for x
    x = 11,741,636,476.64/124,777.46
  6. Step 6: Final answer
    x = 94,100.62

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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.