Home / 186,025.49-278,687.06-109,896.88

Finding the Fourth Proportional to 186,025.49, 278,687.06 and 109,896.88

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Solution

The fourth proportional to 186,025.49, 278,687.06 and 109,896.88 is: 164,637.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,025.49 : 278,687.06 = 109,896.88 : x
  2. Step 2: Convert to fraction form
    186,025.49/278,687.06 = 109,896.88/x
  3. Step 3: Cross multiply
    186,025.49x = 278,687.06 × 109,896.88
  4. Step 4: Simplify right side
    186,025.49x = 30,626,837,948.41
  5. Step 5: Solve for x
    x = 30,626,837,948.41/186,025.49
  6. Step 6: Final answer
    x = 164,637.85

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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.