Home / 151,268.70-226,798.02-66,982.94

Finding the Fourth Proportional to 151,268.70, 226,798.02 and 66,982.94

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Solution

The fourth proportional to 151,268.70, 226,798.02 and 66,982.94 is: 100,427.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,268.70 : 226,798.02 = 66,982.94 : x
  2. Step 2: Convert to fraction form
    151,268.70/226,798.02 = 66,982.94/x
  3. Step 3: Cross multiply
    151,268.70x = 226,798.02 × 66,982.94
  4. Step 4: Simplify right side
    151,268.70x = 15,191,597,031.79
  5. Step 5: Solve for x
    x = 15,191,597,031.79/151,268.70
  6. Step 6: Final answer
    x = 100,427.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.