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Finding the Fourth Proportional to 71,505.51, 107,258.30 and 24,758.39

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Solution

The fourth proportional to 71,505.51, 107,258.30 and 24,758.39 is: 37,137.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,505.51 : 107,258.30 = 24,758.39 : x
  2. Step 2: Convert to fraction form
    71,505.51/107,258.30 = 24,758.39/x
  3. Step 3: Cross multiply
    71,505.51x = 107,258.30 × 24,758.39
  4. Step 4: Simplify right side
    71,505.51x = 2,655,542,162.05
  5. Step 5: Solve for x
    x = 2,655,542,162.05/71,505.51
  6. Step 6: Final answer
    x = 37,137.59

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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.