Home / 106,020.75-146,306.75-58,274.09

Finding the Fourth Proportional to 106,020.75, 146,306.75 and 58,274.09

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Solution

The fourth proportional to 106,020.75, 146,306.75 and 58,274.09 is: 80,417.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,020.75 : 146,306.75 = 58,274.09 : x
  2. Step 2: Convert to fraction form
    106,020.75/146,306.75 = 58,274.09/x
  3. Step 3: Cross multiply
    106,020.75x = 146,306.75 × 58,274.09
  4. Step 4: Simplify right side
    106,020.75x = 8,525,892,717.11
  5. Step 5: Solve for x
    x = 8,525,892,717.11/106,020.75
  6. Step 6: Final answer
    x = 80,417.21

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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.