Home / 72,583.34-108,890.55-25,199.91

Finding the Fourth Proportional to 72,583.34, 108,890.55 and 25,199.91

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Solution

The fourth proportional to 72,583.34, 108,890.55 and 25,199.91 is: 37,805.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,583.34 : 108,890.55 = 25,199.91 : x
  2. Step 2: Convert to fraction form
    72,583.34/108,890.55 = 25,199.91/x
  3. Step 3: Cross multiply
    72,583.34x = 108,890.55 × 25,199.91
  4. Step 4: Simplify right side
    72,583.34x = 2,744,032,059.85
  5. Step 5: Solve for x
    x = 2,744,032,059.85/72,583.34
  6. Step 6: Final answer
    x = 37,805.26

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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.