Home / 109,519.92-164,297.58-42,923.92

Finding the Fourth Proportional to 109,519.92, 164,297.58 and 42,923.92

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Solution

The fourth proportional to 109,519.92, 164,297.58 and 42,923.92 is: 64,392.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,519.92 : 164,297.58 = 42,923.92 : x
  2. Step 2: Convert to fraction form
    109,519.92/164,297.58 = 42,923.92/x
  3. Step 3: Cross multiply
    109,519.92x = 164,297.58 × 42,923.92
  4. Step 4: Simplify right side
    109,519.92x = 7,052,296,180.11
  5. Step 5: Solve for x
    x = 7,052,296,180.11/109,519.92
  6. Step 6: Final answer
    x = 64,392.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.