Home / 187,724.39-258,852.11-119,633.56

Finding the Fourth Proportional to 187,724.39, 258,852.11 and 119,633.56

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Solution

The fourth proportional to 187,724.39, 258,852.11 and 119,633.56 is: 164,962.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,724.39 : 258,852.11 = 119,633.56 : x
  2. Step 2: Convert to fraction form
    187,724.39/258,852.11 = 119,633.56/x
  3. Step 3: Cross multiply
    187,724.39x = 258,852.11 × 119,633.56
  4. Step 4: Simplify right side
    187,724.39x = 30,967,398,187.51
  5. Step 5: Solve for x
    x = 30,967,398,187.51/187,724.39
  6. Step 6: Final answer
    x = 164,962.04

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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.