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Finding the Fourth Proportional to 63,955.75, 88,293.54 and 38,467.81

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Solution

The fourth proportional to 63,955.75, 88,293.54 and 38,467.81 is: 53,106.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,955.75 : 88,293.54 = 38,467.81 : x
  2. Step 2: Convert to fraction form
    63,955.75/88,293.54 = 38,467.81/x
  3. Step 3: Cross multiply
    63,955.75x = 88,293.54 × 38,467.81
  4. Step 4: Simplify right side
    63,955.75x = 3,396,458,679.48
  5. Step 5: Solve for x
    x = 3,396,458,679.48/63,955.75
  6. Step 6: Final answer
    x = 53,106.38

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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.