Home / 193,433.28-266,869.48-126,404.16

Finding the Fourth Proportional to 193,433.28, 266,869.48 and 126,404.16

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Solution

The fourth proportional to 193,433.28, 266,869.48 and 126,404.16 is: 174,393.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,433.28 : 266,869.48 = 126,404.16 : x
  2. Step 2: Convert to fraction form
    193,433.28/266,869.48 = 126,404.16/x
  3. Step 3: Cross multiply
    193,433.28x = 266,869.48 × 126,404.16
  4. Step 4: Simplify right side
    193,433.28x = 33,733,412,449.04
  5. Step 5: Solve for x
    x = 33,733,412,449.04/193,433.28
  6. Step 6: Final answer
    x = 174,393.01

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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.