Home / 186,191.26-256,962.85-109,734.97

Finding the Fourth Proportional to 186,191.26, 256,962.85 and 109,734.97

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Solution

The fourth proportional to 186,191.26, 256,962.85 and 109,734.97 is: 151,445.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,191.26 : 256,962.85 = 109,734.97 : x
  2. Step 2: Convert to fraction form
    186,191.26/256,962.85 = 109,734.97/x
  3. Step 3: Cross multiply
    186,191.26x = 256,962.85 × 109,734.97
  4. Step 4: Simplify right side
    186,191.26x = 28,197,810,200.93
  5. Step 5: Solve for x
    x = 28,197,810,200.93/186,191.26
  6. Step 6: Final answer
    x = 151,445.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.