Home / 344,282.23-516,422.30-91,562.50

Finding the Fourth Proportional to 344,282.23, 516,422.30 and 91,562.50

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Solution

The fourth proportional to 344,282.23, 516,422.30 and 91,562.50 is: 137,343.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,282.23 : 516,422.30 = 91,562.50 : x
  2. Step 2: Convert to fraction form
    344,282.23/516,422.30 = 91,562.50/x
  3. Step 3: Cross multiply
    344,282.23x = 516,422.30 × 91,562.50
  4. Step 4: Simplify right side
    344,282.23x = 47,284,916,843.75
  5. Step 5: Solve for x
    x = 47,284,916,843.75/344,282.23
  6. Step 6: Final answer
    x = 137,343.47

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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.