Home / 148,583.48-204,995.32-84,876.16

Finding the Fourth Proportional to 148,583.48, 204,995.32 and 84,876.16

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Solution

The fourth proportional to 148,583.48, 204,995.32 and 84,876.16 is: 117,100.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,583.48 : 204,995.32 = 84,876.16 : x
  2. Step 2: Convert to fraction form
    148,583.48/204,995.32 = 84,876.16/x
  3. Step 3: Cross multiply
    148,583.48x = 204,995.32 × 84,876.16
  4. Step 4: Simplify right side
    148,583.48x = 17,399,215,579.57
  5. Step 5: Solve for x
    x = 17,399,215,579.57/148,583.48
  6. Step 6: Final answer
    x = 117,100.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.