Home / 161,615.66-242,439.89-43,298.96

Finding the Fourth Proportional to 161,615.66, 242,439.89 and 43,298.96

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Solution

The fourth proportional to 161,615.66, 242,439.89 and 43,298.96 is: 64,952.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,615.66 : 242,439.89 = 43,298.96 : x
  2. Step 2: Convert to fraction form
    161,615.66/242,439.89 = 43,298.96/x
  3. Step 3: Cross multiply
    161,615.66x = 242,439.89 × 43,298.96
  4. Step 4: Simplify right side
    161,615.66x = 10,497,393,670.82
  5. Step 5: Solve for x
    x = 10,497,393,670.82/161,615.66
  6. Step 6: Final answer
    x = 64,952.83

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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.