Home / 106,291.99-146,681.19-58,549.78

Finding the Fourth Proportional to 106,291.99, 146,681.19 and 58,549.78

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Solution

The fourth proportional to 106,291.99, 146,681.19 and 58,549.78 is: 80,797.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,291.99 : 146,681.19 = 58,549.78 : x
  2. Step 2: Convert to fraction form
    106,291.99/146,681.19 = 58,549.78/x
  3. Step 3: Cross multiply
    106,291.99x = 146,681.19 × 58,549.78
  4. Step 4: Simplify right side
    106,291.99x = 8,588,151,404.64
  5. Step 5: Solve for x
    x = 8,588,151,404.64/106,291.99
  6. Step 6: Final answer
    x = 80,797.73

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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.