Home / 148,170.24-204,472.83-84,509.10

Finding the Fourth Proportional to 148,170.24, 204,472.83 and 84,509.10

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Solution

The fourth proportional to 148,170.24, 204,472.83 and 84,509.10 is: 116,621.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,170.24 : 204,472.83 = 84,509.10 : x
  2. Step 2: Convert to fraction form
    148,170.24/204,472.83 = 84,509.10/x
  3. Step 3: Cross multiply
    148,170.24x = 204,472.83 × 84,509.10
  4. Step 4: Simplify right side
    148,170.24x = 17,279,814,837.75
  5. Step 5: Solve for x
    x = 17,279,814,837.75/148,170.24
  6. Step 6: Final answer
    x = 116,621.36

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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.