Home / 194,640.04-268,646.25-126,538.48

Finding the Fourth Proportional to 194,640.04, 268,646.25 and 126,538.48

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Solution

The fourth proportional to 194,640.04, 268,646.25 and 126,538.48 is: 174,651.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,640.04 : 268,646.25 = 126,538.48 : x
  2. Step 2: Convert to fraction form
    194,640.04/268,646.25 = 126,538.48/x
  3. Step 3: Cross multiply
    194,640.04x = 268,646.25 × 126,538.48
  4. Step 4: Simplify right side
    194,640.04x = 33,994,088,132.70
  5. Step 5: Solve for x
    x = 33,994,088,132.70/194,640.04
  6. Step 6: Final answer
    x = 174,651.05

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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.