Home / 186,933.56-280,358.42-53,784.14

Finding the Fourth Proportional to 186,933.56, 280,358.42 and 53,784.14

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Solution

The fourth proportional to 186,933.56, 280,358.42 and 53,784.14 is: 80,664.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,933.56 : 280,358.42 = 53,784.14 : x
  2. Step 2: Convert to fraction form
    186,933.56/280,358.42 = 53,784.14/x
  3. Step 3: Cross multiply
    186,933.56x = 280,358.42 × 53,784.14
  4. Step 4: Simplify right side
    186,933.56x = 15,078,834,840.75
  5. Step 5: Solve for x
    x = 15,078,834,840.75/186,933.56
  6. Step 6: Final answer
    x = 80,664.14

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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.