Home / 344,528.96-516,793.36-107,890.16

Finding the Fourth Proportional to 344,528.96, 516,793.36 and 107,890.16

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Solution

The fourth proportional to 344,528.96, 516,793.36 and 107,890.16 is: 161,835.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,528.96 : 516,793.36 = 107,890.16 : x
  2. Step 2: Convert to fraction form
    344,528.96/516,793.36 = 107,890.16/x
  3. Step 3: Cross multiply
    344,528.96x = 516,793.36 × 107,890.16
  4. Step 4: Simplify right side
    344,528.96x = 55,756,918,297.34
  5. Step 5: Solve for x
    x = 55,756,918,297.34/344,528.96
  6. Step 6: Final answer
    x = 161,835.21

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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.