Home / 187,236.28-258,322.98-106,606.77

Finding the Fourth Proportional to 187,236.28, 258,322.98 and 106,606.77

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Solution

The fourth proportional to 187,236.28, 258,322.98 and 106,606.77 is: 147,081.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,236.28 : 258,322.98 = 106,606.77 : x
  2. Step 2: Convert to fraction form
    187,236.28/258,322.98 = 106,606.77/x
  3. Step 3: Cross multiply
    187,236.28x = 258,322.98 × 106,606.77
  4. Step 4: Simplify right side
    187,236.28x = 27,538,978,514.57
  5. Step 5: Solve for x
    x = 27,538,978,514.57/187,236.28
  6. Step 6: Final answer
    x = 147,081.42

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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.