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Finding the Fourth Proportional to 70,955.74, 106,419.96 and 23,563.46

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Solution

The fourth proportional to 70,955.74, 106,419.96 and 23,563.46 is: 35,340.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,955.74 : 106,419.96 = 23,563.46 : x
  2. Step 2: Convert to fraction form
    70,955.74/106,419.96 = 23,563.46/x
  3. Step 3: Cross multiply
    70,955.74x = 106,419.96 × 23,563.46
  4. Step 4: Simplify right side
    70,955.74x = 2,507,622,470.66
  5. Step 5: Solve for x
    x = 2,507,622,470.66/70,955.74
  6. Step 6: Final answer
    x = 35,340.66

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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.