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Finding the Fourth Proportional to 79,862.61, 119,544.74 and 58,826.37

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Solution

The fourth proportional to 79,862.61, 119,544.74 and 58,826.37 is: 88,056.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,862.61 : 119,544.74 = 58,826.37 : x
  2. Step 2: Convert to fraction form
    79,862.61/119,544.74 = 58,826.37/x
  3. Step 3: Cross multiply
    79,862.61x = 119,544.74 × 58,826.37
  4. Step 4: Simplify right side
    79,862.61x = 7,032,383,106.79
  5. Step 5: Solve for x
    x = 7,032,383,106.79/79,862.61
  6. Step 6: Final answer
    x = 88,056.01

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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.