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Finding the Fourth Proportional to 134,806.66, 202,334.22 and 68,293.12

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Solution

The fourth proportional to 134,806.66, 202,334.22 and 68,293.12 is: 102,502.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,806.66 : 202,334.22 = 68,293.12 : x
  2. Step 2: Convert to fraction form
    134,806.66/202,334.22 = 68,293.12/x
  3. Step 3: Cross multiply
    134,806.66x = 202,334.22 × 68,293.12
  4. Step 4: Simplify right side
    134,806.66x = 13,818,035,166.57
  5. Step 5: Solve for x
    x = 13,818,035,166.57/134,806.66
  6. Step 6: Final answer
    x = 102,502.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.