Home / 40,312.26-55,629.72-23,316.12

Finding the Fourth Proportional to 40,312.26, 55,629.72 and 23,316.12

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Solution

The fourth proportional to 40,312.26, 55,629.72 and 23,316.12 is: 32,175.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,312.26 : 55,629.72 = 23,316.12 : x
  2. Step 2: Convert to fraction form
    40,312.26/55,629.72 = 23,316.12/x
  3. Step 3: Cross multiply
    40,312.26x = 55,629.72 × 23,316.12
  4. Step 4: Simplify right side
    40,312.26x = 1,297,069,227.09
  5. Step 5: Solve for x
    x = 1,297,069,227.09/40,312.26
  6. Step 6: Final answer
    x = 32,175.55

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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.