Home / 167,613.44-231,314.87-103,971.74

Finding the Fourth Proportional to 167,613.44, 231,314.87 and 103,971.74

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Solution

The fourth proportional to 167,613.44, 231,314.87 and 103,971.74 is: 143,486.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,613.44 : 231,314.87 = 103,971.74 : x
  2. Step 2: Convert to fraction form
    167,613.44/231,314.87 = 103,971.74/x
  3. Step 3: Cross multiply
    167,613.44x = 231,314.87 × 103,971.74
  4. Step 4: Simplify right side
    167,613.44x = 24,050,209,580.20
  5. Step 5: Solve for x
    x = 24,050,209,580.20/167,613.44
  6. Step 6: Final answer
    x = 143,486.16

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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.