Home / 117,087.92-175,632-54,802.16

Finding the Fourth Proportional to 117,087.92, 175,632 and 54,802.16

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Solution

The fourth proportional to 117,087.92, 175,632 and 54,802.16 is: 82,203.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,087.92 : 175,632 = 54,802.16 : x
  2. Step 2: Convert to fraction form
    117,087.92/175,632 = 54,802.16/x
  3. Step 3: Cross multiply
    117,087.92x = 175,632 × 54,802.16
  4. Step 4: Simplify right side
    117,087.92x = 9,625,012,965.12
  5. Step 5: Solve for x
    x = 9,625,012,965.12/117,087.92
  6. Step 6: Final answer
    x = 82,203.30

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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.