Home / 344,977.84-516,892.62-120,214.39

Finding the Fourth Proportional to 344,977.84, 516,892.62 and 120,214.39

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Solution

The fourth proportional to 344,977.84, 516,892.62 and 120,214.39 is: 180,121.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,977.84 : 516,892.62 = 120,214.39 : x
  2. Step 2: Convert to fraction form
    344,977.84/516,892.62 = 120,214.39/x
  3. Step 3: Cross multiply
    344,977.84x = 516,892.62 × 120,214.39
  4. Step 4: Simplify right side
    344,977.84x = 62,137,931,008.80
  5. Step 5: Solve for x
    x = 62,137,931,008.80/344,977.84
  6. Step 6: Final answer
    x = 180,121.51

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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.