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Finding the Fourth Proportional to 48,840.50, 67,399.92 and 26,484.50

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Solution

The fourth proportional to 48,840.50, 67,399.92 and 26,484.50 is: 36,548.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,840.50 : 67,399.92 = 26,484.50 : x
  2. Step 2: Convert to fraction form
    48,840.50/67,399.92 = 26,484.50/x
  3. Step 3: Cross multiply
    48,840.50x = 67,399.92 × 26,484.50
  4. Step 4: Simplify right side
    48,840.50x = 1,785,053,181.24
  5. Step 5: Solve for x
    x = 1,785,053,181.24/48,840.50
  6. Step 6: Final answer
    x = 36,548.63

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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.