Home / 247,719.51-341,841.46-140,290.30

Finding the Fourth Proportional to 247,719.51, 341,841.46 and 140,290.30

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Solution

The fourth proportional to 247,719.51, 341,841.46 and 140,290.30 is: 193,594.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,719.51 : 341,841.46 = 140,290.30 : x
  2. Step 2: Convert to fraction form
    247,719.51/341,841.46 = 140,290.30/x
  3. Step 3: Cross multiply
    247,719.51x = 341,841.46 × 140,290.30
  4. Step 4: Simplify right side
    247,719.51x = 47,957,040,975.84
  5. Step 5: Solve for x
    x = 47,957,040,975.84/247,719.51
  6. Step 6: Final answer
    x = 193,594.12

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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.