Home / 168,033.21-231,884.53-91,552.06

Finding the Fourth Proportional to 168,033.21, 231,884.53 and 91,552.06

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Solution

The fourth proportional to 168,033.21, 231,884.53 and 91,552.06 is: 126,341.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,033.21 : 231,884.53 = 91,552.06 : x
  2. Step 2: Convert to fraction form
    168,033.21/231,884.53 = 91,552.06/x
  3. Step 3: Cross multiply
    168,033.21x = 231,884.53 × 91,552.06
  4. Step 4: Simplify right side
    168,033.21x = 21,229,506,403.63
  5. Step 5: Solve for x
    x = 21,229,506,403.63/168,033.21
  6. Step 6: Final answer
    x = 126,341.13

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1.5x scale

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.