Home / 199,336.64-275,074.14-113,284.12

Finding the Fourth Proportional to 199,336.64, 275,074.14 and 113,284.12

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Solution

The fourth proportional to 199,336.64, 275,074.14 and 113,284.12 is: 156,326.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,336.64 : 275,074.14 = 113,284.12 : x
  2. Step 2: Convert to fraction form
    199,336.64/275,074.14 = 113,284.12/x
  3. Step 3: Cross multiply
    199,336.64x = 275,074.14 × 113,284.12
  4. Step 4: Simplify right side
    199,336.64x = 31,161,531,480.18
  5. Step 5: Solve for x
    x = 31,161,531,480.18/199,336.64
  6. Step 6: Final answer
    x = 156,326.16

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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.