Home / 189,293.24-261,224.85-108,736.35

Finding the Fourth Proportional to 189,293.24, 261,224.85 and 108,736.35

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Solution

The fourth proportional to 189,293.24, 261,224.85 and 108,736.35 is: 150,056.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,293.24 : 261,224.85 = 108,736.35 : x
  2. Step 2: Convert to fraction form
    189,293.24/261,224.85 = 108,736.35/x
  3. Step 3: Cross multiply
    189,293.24x = 261,224.85 × 108,736.35
  4. Step 4: Simplify right side
    189,293.24x = 28,404,636,718.30
  5. Step 5: Solve for x
    x = 28,404,636,718.30/189,293.24
  6. Step 6: Final answer
    x = 150,056.27

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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.