Home / 199,341.17-275,092.11-118,772.09

Finding the Fourth Proportional to 199,341.17, 275,092.11 and 118,772.09

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Solution

The fourth proportional to 199,341.17, 275,092.11 and 118,772.09 is: 163,906.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,341.17 : 275,092.11 = 118,772.09 : x
  2. Step 2: Convert to fraction form
    199,341.17/275,092.11 = 118,772.09/x
  3. Step 3: Cross multiply
    199,341.17x = 275,092.11 × 118,772.09
  4. Step 4: Simplify right side
    199,341.17x = 32,673,264,253.35
  5. Step 5: Solve for x
    x = 32,673,264,253.35/199,341.17
  6. Step 6: Final answer
    x = 163,906.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.