Home / 106,384.32-146,808.72-58,636.80

Finding the Fourth Proportional to 106,384.32, 146,808.72 and 58,636.80

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Solution

The fourth proportional to 106,384.32, 146,808.72 and 58,636.80 is: 80,917.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,384.32 : 146,808.72 = 58,636.80 : x
  2. Step 2: Convert to fraction form
    106,384.32/146,808.72 = 58,636.80/x
  3. Step 3: Cross multiply
    106,384.32x = 146,808.72 × 58,636.80
  4. Step 4: Simplify right side
    106,384.32x = 8,608,393,552.90
  5. Step 5: Solve for x
    x = 8,608,393,552.90/106,384.32
  6. Step 6: Final answer
    x = 80,917.88

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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.