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Finding the Fourth Proportional to 48,358.50, 66,734.77 and 27,137.77

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Solution

The fourth proportional to 48,358.50, 66,734.77 and 27,137.77 is: 37,450.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,358.50 : 66,734.77 = 27,137.77 : x
  2. Step 2: Convert to fraction form
    48,358.50/66,734.77 = 27,137.77/x
  3. Step 3: Cross multiply
    48,358.50x = 66,734.77 × 27,137.77
  4. Step 4: Simplify right side
    48,358.50x = 1,811,032,655.46
  5. Step 5: Solve for x
    x = 1,811,032,655.46/48,358.50
  6. Step 6: Final answer
    x = 37,450.14

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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.