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Finding the Fourth Proportional to 83,236.62, 114,866.53 and 45,510.87

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Solution

The fourth proportional to 83,236.62, 114,866.53 and 45,510.87 is: 62,804.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,236.62 : 114,866.53 = 45,510.87 : x
  2. Step 2: Convert to fraction form
    83,236.62/114,866.53 = 45,510.87/x
  3. Step 3: Cross multiply
    83,236.62x = 114,866.53 × 45,510.87
  4. Step 4: Simplify right side
    83,236.62x = 5,227,674,912.29
  5. Step 5: Solve for x
    x = 5,227,674,912.29/83,236.62
  6. Step 6: Final answer
    x = 62,804.99

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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.