Home / 111,723.09-167,531.90-40,595.55

Finding the Fourth Proportional to 111,723.09, 167,531.90 and 40,595.55

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Solution

The fourth proportional to 111,723.09, 167,531.90 and 40,595.55 is: 60,874.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,723.09 : 167,531.90 = 40,595.55 : x
  2. Step 2: Convert to fraction form
    111,723.09/167,531.90 = 40,595.55/x
  3. Step 3: Cross multiply
    111,723.09x = 167,531.90 × 40,595.55
  4. Step 4: Simplify right side
    111,723.09x = 6,801,049,420.07
  5. Step 5: Solve for x
    x = 6,801,049,420.07/111,723.09
  6. Step 6: Final answer
    x = 60,874.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.