Home / 104,165.06-156,247.85-25,279.16

Finding the Fourth Proportional to 104,165.06, 156,247.85 and 25,279.16

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Solution

The fourth proportional to 104,165.06, 156,247.85 and 25,279.16 is: 37,918.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,165.06 : 156,247.85 = 25,279.16 : x
  2. Step 2: Convert to fraction form
    104,165.06/156,247.85 = 25,279.16/x
  3. Step 3: Cross multiply
    104,165.06x = 156,247.85 × 25,279.16
  4. Step 4: Simplify right side
    104,165.06x = 3,949,813,681.76
  5. Step 5: Solve for x
    x = 3,949,813,681.76/104,165.06
  6. Step 6: Final answer
    x = 37,918.80

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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.