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Finding the Fourth Proportional to 79,237.61, 119,004.48 and 69,753.32

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Solution

The fourth proportional to 79,237.61, 119,004.48 and 69,753.32 is: 104,760.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,237.61 : 119,004.48 = 69,753.32 : x
  2. Step 2: Convert to fraction form
    79,237.61/119,004.48 = 69,753.32/x
  3. Step 3: Cross multiply
    79,237.61x = 119,004.48 × 69,753.32
  4. Step 4: Simplify right side
    79,237.61x = 8,300,957,574.87
  5. Step 5: Solve for x
    x = 8,300,957,574.87/79,237.61
  6. Step 6: Final answer
    x = 104,760.32

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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.