Home / 334,419.66-501,628.15-121,137.66

Finding the Fourth Proportional to 334,419.66, 501,628.15 and 121,137.66

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Solution

The fourth proportional to 334,419.66, 501,628.15 and 121,137.66 is: 181,706.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,419.66 : 501,628.15 = 121,137.66 : x
  2. Step 2: Convert to fraction form
    334,419.66/501,628.15 = 121,137.66/x
  3. Step 3: Cross multiply
    334,419.66x = 501,628.15 × 121,137.66
  4. Step 4: Simplify right side
    334,419.66x = 60,766,061,952.57
  5. Step 5: Solve for x
    x = 60,766,061,952.57/334,419.66
  6. Step 6: Final answer
    x = 181,706.01

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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.