Home / 187,192.91-258,539.31-125,832.56

Finding the Fourth Proportional to 187,192.91, 258,539.31 and 125,832.56

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Solution

The fourth proportional to 187,192.91, 258,539.31 and 125,832.56 is: 173,792.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,192.91 : 258,539.31 = 125,832.56 : x
  2. Step 2: Convert to fraction form
    187,192.91/258,539.31 = 125,832.56/x
  3. Step 3: Cross multiply
    187,192.91x = 258,539.31 × 125,832.56
  4. Step 4: Simplify right side
    187,192.91x = 32,532,662,914.76
  5. Step 5: Solve for x
    x = 32,532,662,914.76/187,192.91
  6. Step 6: Final answer
    x = 173,792.18

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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.