Home / 334,553.30-501,663.90-121,312.70

Finding the Fourth Proportional to 334,553.30, 501,663.90 and 121,312.70

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Solution

The fourth proportional to 334,553.30, 501,663.90 and 121,312.70 is: 181,908.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,553.30 : 501,663.90 = 121,312.70 : x
  2. Step 2: Convert to fraction form
    334,553.30/501,663.90 = 121,312.70/x
  3. Step 3: Cross multiply
    334,553.30x = 501,663.90 × 121,312.70
  4. Step 4: Simplify right side
    334,553.30x = 60,858,202,201.53
  5. Step 5: Solve for x
    x = 60,858,202,201.53/334,553.30
  6. Step 6: Final answer
    x = 181,908.84

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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.