Home / 106,456.06-146,906.22-58,709.40

Finding the Fourth Proportional to 106,456.06, 146,906.22 and 58,709.40

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Solution

The fourth proportional to 106,456.06, 146,906.22 and 58,709.40 is: 81,017.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,456.06 : 146,906.22 = 58,709.40 : x
  2. Step 2: Convert to fraction form
    106,456.06/146,906.22 = 58,709.40/x
  3. Step 3: Cross multiply
    106,456.06x = 146,906.22 × 58,709.40
  4. Step 4: Simplify right side
    106,456.06x = 8,624,776,032.47
  5. Step 5: Solve for x
    x = 8,624,776,032.47/106,456.06
  6. Step 6: Final answer
    x = 81,017.24

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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.