Home / 199,725.32-275,584.13-118,066.75

Finding the Fourth Proportional to 199,725.32, 275,584.13 and 118,066.75

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Solution

The fourth proportional to 199,725.32, 275,584.13 and 118,066.75 is: 162,910.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,725.32 : 275,584.13 = 118,066.75 : x
  2. Step 2: Convert to fraction form
    199,725.32/275,584.13 = 118,066.75/x
  3. Step 3: Cross multiply
    199,725.32x = 275,584.13 × 118,066.75
  4. Step 4: Simplify right side
    199,725.32x = 32,537,321,744.13
  5. Step 5: Solve for x
    x = 32,537,321,744.13/199,725.32
  6. Step 6: Final answer
    x = 162,910.35

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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.