Home / 247,517.54-341,574.40-134,340.26

Finding the Fourth Proportional to 247,517.54, 341,574.40 and 134,340.26

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Solution

The fourth proportional to 247,517.54, 341,574.40 and 134,340.26 is: 185,389.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,517.54 : 341,574.40 = 134,340.26 : x
  2. Step 2: Convert to fraction form
    247,517.54/341,574.40 = 134,340.26/x
  3. Step 3: Cross multiply
    247,517.54x = 341,574.40 × 134,340.26
  4. Step 4: Simplify right side
    247,517.54x = 45,887,193,705.34
  5. Step 5: Solve for x
    x = 45,887,193,705.34/247,517.54
  6. Step 6: Final answer
    x = 185,389.66

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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.