Home / 247,520.36-341,568.96-134,340.68

Finding the Fourth Proportional to 247,520.36, 341,568.96 and 134,340.68

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Solution

The fourth proportional to 247,520.36, 341,568.96 and 134,340.68 is: 185,385.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,520.36 : 341,568.96 = 134,340.68 : x
  2. Step 2: Convert to fraction form
    247,520.36/341,568.96 = 134,340.68/x
  3. Step 3: Cross multiply
    247,520.36x = 341,568.96 × 134,340.68
  4. Step 4: Simplify right side
    247,520.36x = 45,886,606,353.29
  5. Step 5: Solve for x
    x = 45,886,606,353.29/247,520.36
  6. Step 6: Final answer
    x = 185,385.18

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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.