Home / 106,020.82-146,312.58-58,277.80

Finding the Fourth Proportional to 106,020.82, 146,312.58 and 58,277.80

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Solution

The fourth proportional to 106,020.82, 146,312.58 and 58,277.80 is: 80,425.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,020.82 : 146,312.58 = 58,277.80 : x
  2. Step 2: Convert to fraction form
    106,020.82/146,312.58 = 58,277.80/x
  3. Step 3: Cross multiply
    106,020.82x = 146,312.58 × 58,277.80
  4. Step 4: Simplify right side
    106,020.82x = 8,526,775,274.72
  5. Step 5: Solve for x
    x = 8,526,775,274.72/106,020.82
  6. Step 6: Final answer
    x = 80,425.48

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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.