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Finding the Fourth Proportional to 107,576.59, 148,453.59 and 59,828.91

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Solution

The fourth proportional to 107,576.59, 148,453.59 and 59,828.91 is: 82,562.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,576.59 : 148,453.59 = 59,828.91 : x
  2. Step 2: Convert to fraction form
    107,576.59/148,453.59 = 59,828.91/x
  3. Step 3: Cross multiply
    107,576.59x = 148,453.59 × 59,828.91
  4. Step 4: Simplify right side
    107,576.59x = 8,881,816,473.19
  5. Step 5: Solve for x
    x = 8,881,816,473.19/107,576.59
  6. Step 6: Final answer
    x = 82,562.73

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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.