Home / 115,504.48-173,325.84-66,291.04

Finding the Fourth Proportional to 115,504.48, 173,325.84 and 66,291.04

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Solution

The fourth proportional to 115,504.48, 173,325.84 and 66,291.04 is: 99,476.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,504.48 : 173,325.84 = 66,291.04 : x
  2. Step 2: Convert to fraction form
    115,504.48/173,325.84 = 66,291.04/x
  3. Step 3: Cross multiply
    115,504.48x = 173,325.84 × 66,291.04
  4. Step 4: Simplify right side
    115,504.48x = 11,489,950,192.47
  5. Step 5: Solve for x
    x = 11,489,950,192.47/115,504.48
  6. Step 6: Final answer
    x = 99,476.23

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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.