Home / 40,051.18-55,278.21-23,284.18

Finding the Fourth Proportional to 40,051.18, 55,278.21 and 23,284.18

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Solution

The fourth proportional to 40,051.18, 55,278.21 and 23,284.18 is: 32,136.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,051.18 : 55,278.21 = 23,284.18 : x
  2. Step 2: Convert to fraction form
    40,051.18/55,278.21 = 23,284.18/x
  3. Step 3: Cross multiply
    40,051.18x = 55,278.21 × 23,284.18
  4. Step 4: Simplify right side
    40,051.18x = 1,287,107,791.72
  5. Step 5: Solve for x
    x = 1,287,107,791.72/40,051.18
  6. Step 6: Final answer
    x = 32,136.58

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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.