Home / 186,853.60-280,238.37-53,704.18

Finding the Fourth Proportional to 186,853.60, 280,238.37 and 53,704.18

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Solution

The fourth proportional to 186,853.60, 280,238.37 and 53,704.18 is: 80,544.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,853.60 : 280,238.37 = 53,704.18 : x
  2. Step 2: Convert to fraction form
    186,853.60/280,238.37 = 53,704.18/x
  3. Step 3: Cross multiply
    186,853.60x = 280,238.37 × 53,704.18
  4. Step 4: Simplify right side
    186,853.60x = 15,049,971,865.39
  5. Step 5: Solve for x
    x = 15,049,971,865.39/186,853.60
  6. Step 6: Final answer
    x = 80,544.19

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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.