Home / 40,116.36-55,361.16-23,111.22

Finding the Fourth Proportional to 40,116.36, 55,361.16 and 23,111.22

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Solution

The fourth proportional to 40,116.36, 55,361.16 and 23,111.22 is: 31,893.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,116.36 : 55,361.16 = 23,111.22 : x
  2. Step 2: Convert to fraction form
    40,116.36/55,361.16 = 23,111.22/x
  3. Step 3: Cross multiply
    40,116.36x = 55,361.16 × 23,111.22
  4. Step 4: Simplify right side
    40,116.36x = 1,279,463,948.22
  5. Step 5: Solve for x
    x = 1,279,463,948.22/40,116.36
  6. Step 6: Final answer
    x = 31,893.82

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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.