Home / 247,527.25-341,559.20-138,616.39

Finding the Fourth Proportional to 247,527.25, 341,559.20 and 138,616.39

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Solution

The fourth proportional to 247,527.25, 341,559.20 and 138,616.39 is: 191,274.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,527.25 : 341,559.20 = 138,616.39 : x
  2. Step 2: Convert to fraction form
    247,527.25/341,559.20 = 138,616.39/x
  3. Step 3: Cross multiply
    247,527.25x = 341,559.20 × 138,616.39
  4. Step 4: Simplify right side
    247,527.25x = 47,345,702,582.21
  5. Step 5: Solve for x
    x = 47,345,702,582.21/247,527.25
  6. Step 6: Final answer
    x = 191,274.71

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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.