Home / 194,600.72-268,550.16-123,012.92

Finding the Fourth Proportional to 194,600.72, 268,550.16 and 123,012.92

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Solution

The fourth proportional to 194,600.72, 268,550.16 and 123,012.92 is: 169,758.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,600.72 : 268,550.16 = 123,012.92 : x
  2. Step 2: Convert to fraction form
    194,600.72/268,550.16 = 123,012.92/x
  3. Step 3: Cross multiply
    194,600.72x = 268,550.16 × 123,012.92
  4. Step 4: Simplify right side
    194,600.72x = 33,035,139,348.07
  5. Step 5: Solve for x
    x = 33,035,139,348.07/194,600.72
  6. Step 6: Final answer
    x = 169,758.57

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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.