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Finding the Fourth Proportional to 48,997.56, 73,510.06 and 15,719.56

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Solution

The fourth proportional to 48,997.56, 73,510.06 and 15,719.56 is: 23,583.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,997.56 : 73,510.06 = 15,719.56 : x
  2. Step 2: Convert to fraction form
    48,997.56/73,510.06 = 15,719.56/x
  3. Step 3: Cross multiply
    48,997.56x = 73,510.06 × 15,719.56
  4. Step 4: Simplify right side
    48,997.56x = 1,155,545,798.77
  5. Step 5: Solve for x
    x = 1,155,545,798.77/48,997.56
  6. Step 6: Final answer
    x = 23,583.74

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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.