Home / 106,406.16-146,839.68-58,661.52

Finding the Fourth Proportional to 106,406.16, 146,839.68 and 58,661.52

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Solution

The fourth proportional to 106,406.16, 146,839.68 and 58,661.52 is: 80,952.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,406.16 : 146,839.68 = 58,661.52 : x
  2. Step 2: Convert to fraction form
    106,406.16/146,839.68 = 58,661.52/x
  3. Step 3: Cross multiply
    106,406.16x = 146,839.68 × 58,661.52
  4. Step 4: Simplify right side
    106,406.16x = 8,613,838,825.11
  5. Step 5: Solve for x
    x = 8,613,838,825.11/106,406.16
  6. Step 6: Final answer
    x = 80,952.45

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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.