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Finding the Fourth Proportional to 48,754.63, 67,281.39 and 26,398.63

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Solution

The fourth proportional to 48,754.63, 67,281.39 and 26,398.63 is: 36,430.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,754.63 : 67,281.39 = 26,398.63 : x
  2. Step 2: Convert to fraction form
    48,754.63/67,281.39 = 26,398.63/x
  3. Step 3: Cross multiply
    48,754.63x = 67,281.39 × 26,398.63
  4. Step 4: Simplify right side
    48,754.63x = 1,776,136,052.10
  5. Step 5: Solve for x
    x = 1,776,136,052.10/48,754.63
  6. Step 6: Final answer
    x = 36,430.10

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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.