Home / 167,742.33-231,482.10-91,260.55

Finding the Fourth Proportional to 167,742.33, 231,482.10 and 91,260.55

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Solution

The fourth proportional to 167,742.33, 231,482.10 and 91,260.55 is: 125,938.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,742.33 : 231,482.10 = 91,260.55 : x
  2. Step 2: Convert to fraction form
    167,742.33/231,482.10 = 91,260.55/x
  3. Step 3: Cross multiply
    167,742.33x = 231,482.10 × 91,260.55
  4. Step 4: Simplify right side
    167,742.33x = 21,125,183,741.69
  5. Step 5: Solve for x
    x = 21,125,183,741.69/167,742.33
  6. Step 6: Final answer
    x = 125,938.30

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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.