Home / 334,553.80-501,664.56-121,313.20

Finding the Fourth Proportional to 334,553.80, 501,664.56 and 121,313.20

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Solution

The fourth proportional to 334,553.80, 501,664.56 and 121,313.20 is: 181,909.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,553.80 : 501,664.56 = 121,313.20 : x
  2. Step 2: Convert to fraction form
    334,553.80/501,664.56 = 121,313.20/x
  3. Step 3: Cross multiply
    334,553.80x = 501,664.56 × 121,313.20
  4. Step 4: Simplify right side
    334,553.80x = 60,858,533,100.19
  5. Step 5: Solve for x
    x = 60,858,533,100.19/334,553.80
  6. Step 6: Final answer
    x = 181,909.56

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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.