Home / 88,819.49-133,238.12-25,641.16

Finding the Fourth Proportional to 88,819.49, 133,238.12 and 25,641.16

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Solution

The fourth proportional to 88,819.49, 133,238.12 and 25,641.16 is: 38,464.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,819.49 : 133,238.12 = 25,641.16 : x
  2. Step 2: Convert to fraction form
    88,819.49/133,238.12 = 25,641.16/x
  3. Step 3: Cross multiply
    88,819.49x = 133,238.12 × 25,641.16
  4. Step 4: Simplify right side
    88,819.49x = 3,416,379,491.72
  5. Step 5: Solve for x
    x = 3,416,379,491.72/88,819.49
  6. Step 6: Final answer
    x = 38,464.30

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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.