Home / 194,637.24-268,599.78-105,213.24

Finding the Fourth Proportional to 194,637.24, 268,599.78 and 105,213.24

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Solution

The fourth proportional to 194,637.24, 268,599.78 and 105,213.24 is: 145,194.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,637.24 : 268,599.78 = 105,213.24 : x
  2. Step 2: Convert to fraction form
    194,637.24/268,599.78 = 105,213.24/x
  3. Step 3: Cross multiply
    194,637.24x = 268,599.78 × 105,213.24
  4. Step 4: Simplify right side
    194,637.24x = 28,260,253,117.09
  5. Step 5: Solve for x
    x = 28,260,253,117.09/194,637.24
  6. Step 6: Final answer
    x = 145,194.48

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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.