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Finding the Fourth Proportional to 114,958.94, 158,657.13 and 69,635.58

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Solution

The fourth proportional to 114,958.94, 158,657.13 and 69,635.58 is: 96,105.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,958.94 : 158,657.13 = 69,635.58 : x
  2. Step 2: Convert to fraction form
    114,958.94/158,657.13 = 69,635.58/x
  3. Step 3: Cross multiply
    114,958.94x = 158,657.13 × 69,635.58
  4. Step 4: Simplify right side
    114,958.94x = 11,048,181,268.69
  5. Step 5: Solve for x
    x = 11,048,181,268.69/114,958.94
  6. Step 6: Final answer
    x = 96,105.46

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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.