Home / 151,001.02-226,676.49-81,017.02

Finding the Fourth Proportional to 151,001.02, 226,676.49 and 81,017.02

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Solution

The fourth proportional to 151,001.02, 226,676.49 and 81,017.02 is: 121,619.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,001.02 : 226,676.49 = 81,017.02 : x
  2. Step 2: Convert to fraction form
    151,001.02/226,676.49 = 81,017.02/x
  3. Step 3: Cross multiply
    151,001.02x = 226,676.49 × 81,017.02
  4. Step 4: Simplify right side
    151,001.02x = 18,364,653,723.86
  5. Step 5: Solve for x
    x = 18,364,653,723.86/151,001.02
  6. Step 6: Final answer
    x = 121,619.40

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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.