Home / 186,826.72-280,232.24-86,952.56

Finding the Fourth Proportional to 186,826.72, 280,232.24 and 86,952.56

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Solution

The fourth proportional to 186,826.72, 280,232.24 and 86,952.56 is: 130,425.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,826.72 : 280,232.24 = 86,952.56 : x
  2. Step 2: Convert to fraction form
    186,826.72/280,232.24 = 86,952.56/x
  3. Step 3: Cross multiply
    186,826.72x = 280,232.24 × 86,952.56
  4. Step 4: Simplify right side
    186,826.72x = 24,366,910,662.53
  5. Step 5: Solve for x
    x = 24,366,910,662.53/186,826.72
  6. Step 6: Final answer
    x = 130,425.19

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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.