Home / 114,864.36-172,324.08-55,630.80

Finding the Fourth Proportional to 114,864.36, 172,324.08 and 55,630.80

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Solution

The fourth proportional to 114,864.36, 172,324.08 and 55,630.80 is: 83,459.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,864.36 : 172,324.08 = 55,630.80 : x
  2. Step 2: Convert to fraction form
    114,864.36/172,324.08 = 55,630.80/x
  3. Step 3: Cross multiply
    114,864.36x = 172,324.08 × 55,630.80
  4. Step 4: Simplify right side
    114,864.36x = 9,586,526,429.66
  5. Step 5: Solve for x
    x = 9,586,526,429.66/114,864.36
  6. Step 6: Final answer
    x = 83,459.54

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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.