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Finding the Fourth Proportional to 48,753.66, 73,130.50 and 17,588.90

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Solution

The fourth proportional to 48,753.66, 73,130.50 and 17,588.90 is: 26,383.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,753.66 : 73,130.50 = 17,588.90 : x
  2. Step 2: Convert to fraction form
    48,753.66/73,130.50 = 17,588.90/x
  3. Step 3: Cross multiply
    48,753.66x = 73,130.50 × 17,588.90
  4. Step 4: Simplify right side
    48,753.66x = 1,286,285,051.45
  5. Step 5: Solve for x
    x = 1,286,285,051.45/48,753.66
  6. Step 6: Final answer
    x = 26,383.35

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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.