Home / 148,579.48-205,039.38-84,952.36

Finding the Fourth Proportional to 148,579.48, 205,039.38 and 84,952.36

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Solution

The fourth proportional to 148,579.48, 205,039.38 and 84,952.36 is: 117,234.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,579.48 : 205,039.38 = 84,952.36 : x
  2. Step 2: Convert to fraction form
    148,579.48/205,039.38 = 84,952.36/x
  3. Step 3: Cross multiply
    148,579.48x = 205,039.38 × 84,952.36
  4. Step 4: Simplify right side
    148,579.48x = 17,418,579,223.94
  5. Step 5: Solve for x
    x = 17,418,579,223.94/148,579.48
  6. Step 6: Final answer
    x = 117,234.08

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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.