Home / 106,432.04-146,754.78-79,529.24

Finding the Fourth Proportional to 106,432.04, 146,754.78 and 79,529.24

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Solution

The fourth proportional to 106,432.04, 146,754.78 and 79,529.24 is: 109,659.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,432.04 : 146,754.78 = 79,529.24 : x
  2. Step 2: Convert to fraction form
    106,432.04/146,754.78 = 79,529.24/x
  3. Step 3: Cross multiply
    106,432.04x = 146,754.78 × 79,529.24
  4. Step 4: Simplify right side
    106,432.04x = 11,671,296,119.77
  5. Step 5: Solve for x
    x = 11,671,296,119.77/106,432.04
  6. Step 6: Final answer
    x = 109,659.61

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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.