Home / 194,526.68-268,448.88-109,643.72

Finding the Fourth Proportional to 194,526.68, 268,448.88 and 109,643.72

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Solution

The fourth proportional to 194,526.68, 268,448.88 and 109,643.72 is: 151,309.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,526.68 : 268,448.88 = 109,643.72 : x
  2. Step 2: Convert to fraction form
    194,526.68/268,448.88 = 109,643.72/x
  3. Step 3: Cross multiply
    194,526.68x = 268,448.88 × 109,643.72
  4. Step 4: Simplify right side
    194,526.68x = 29,433,733,833.03
  5. Step 5: Solve for x
    x = 29,433,733,833.03/194,526.68
  6. Step 6: Final answer
    x = 151,309.50

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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.