Home / 117,900.29-176,790.36-57,932.75

Finding the Fourth Proportional to 117,900.29, 176,790.36 and 57,932.75

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Solution

The fourth proportional to 117,900.29, 176,790.36 and 57,932.75 is: 86,869.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,900.29 : 176,790.36 = 57,932.75 : x
  2. Step 2: Convert to fraction form
    117,900.29/176,790.36 = 57,932.75/x
  3. Step 3: Cross multiply
    117,900.29x = 176,790.36 × 57,932.75
  4. Step 4: Simplify right side
    117,900.29x = 10,241,951,728.29
  5. Step 5: Solve for x
    x = 10,241,951,728.29/117,900.29
  6. Step 6: Final answer
    x = 86,869.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.