Home / 106,403.88-146,840.49-58,660.32

Finding the Fourth Proportional to 106,403.88, 146,840.49 and 58,660.32

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Solution

The fourth proportional to 106,403.88, 146,840.49 and 58,660.32 is: 80,952.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,403.88 : 146,840.49 = 58,660.32 : x
  2. Step 2: Convert to fraction form
    106,403.88/146,840.49 = 58,660.32/x
  3. Step 3: Cross multiply
    106,403.88x = 146,840.49 × 58,660.32
  4. Step 4: Simplify right side
    106,403.88x = 8,613,710,132.36
  5. Step 5: Solve for x
    x = 8,613,710,132.36/106,403.88
  6. Step 6: Final answer
    x = 80,952.97

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1.5x scale

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.