Home / 186,050.78-278,724.99-109,922.16

Finding the Fourth Proportional to 186,050.78, 278,724.99 and 109,922.16

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Solution

The fourth proportional to 186,050.78, 278,724.99 and 109,922.16 is: 164,675.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,050.78 : 278,724.99 = 109,922.16 : x
  2. Step 2: Convert to fraction form
    186,050.78/278,724.99 = 109,922.16/x
  3. Step 3: Cross multiply
    186,050.78x = 278,724.99 × 109,922.16
  4. Step 4: Simplify right side
    186,050.78x = 30,638,052,946.78
  5. Step 5: Solve for x
    x = 30,638,052,946.78/186,050.78
  6. Step 6: Final answer
    x = 164,675.76

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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.