Home / 186,063.27-256,778.54-109,633.32

Finding the Fourth Proportional to 186,063.27, 256,778.54 and 109,633.32

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Solution

The fourth proportional to 186,063.27, 256,778.54 and 109,633.32 is: 151,300.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,063.27 : 256,778.54 = 109,633.32 : x
  2. Step 2: Convert to fraction form
    186,063.27/256,778.54 = 109,633.32/x
  3. Step 3: Cross multiply
    186,063.27x = 256,778.54 × 109,633.32
  4. Step 4: Simplify right side
    186,063.27x = 28,151,483,296.79
  5. Step 5: Solve for x
    x = 28,151,483,296.79/186,063.27
  6. Step 6: Final answer
    x = 151,300.59

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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.