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Finding the Fourth Proportional to 48,698.88, 67,295.82 and 36,740.88

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Solution

The fourth proportional to 48,698.88, 67,295.82 and 36,740.88 is: 50,771.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,698.88 : 67,295.82 = 36,740.88 : x
  2. Step 2: Convert to fraction form
    48,698.88/67,295.82 = 36,740.88/x
  3. Step 3: Cross multiply
    48,698.88x = 67,295.82 × 36,740.88
  4. Step 4: Simplify right side
    48,698.88x = 2,472,507,647.12
  5. Step 5: Solve for x
    x = 2,472,507,647.12/48,698.88
  6. Step 6: Final answer
    x = 50,771.35

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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.