Home / 106,279.50-146,665.74-58,532.76

Finding the Fourth Proportional to 106,279.50, 146,665.74 and 58,532.76

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Solution

The fourth proportional to 106,279.50, 146,665.74 and 58,532.76 is: 80,775.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,279.50 : 146,665.74 = 58,532.76 : x
  2. Step 2: Convert to fraction form
    106,279.50/146,665.74 = 58,532.76/x
  3. Step 3: Cross multiply
    106,279.50x = 146,665.74 × 58,532.76
  4. Step 4: Simplify right side
    106,279.50x = 8,584,750,559.64
  5. Step 5: Solve for x
    x = 8,584,750,559.64/106,279.50
  6. Step 6: Final answer
    x = 80,775.23

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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.