Home / 148,090.16-204,299.49-86,805.27

Finding the Fourth Proportional to 148,090.16, 204,299.49 and 86,805.27

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Solution

The fourth proportional to 148,090.16, 204,299.49 and 86,805.27 is: 119,753.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,090.16 : 204,299.49 = 86,805.27 : x
  2. Step 2: Convert to fraction form
    148,090.16/204,299.49 = 86,805.27/x
  3. Step 3: Cross multiply
    148,090.16x = 204,299.49 × 86,805.27
  4. Step 4: Simplify right side
    148,090.16x = 17,734,272,390.31
  5. Step 5: Solve for x
    x = 17,734,272,390.31/148,090.16
  6. Step 6: Final answer
    x = 119,753.22

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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.