Home / 55,531.43-83,297.07-18,091.43

Finding the Fourth Proportional to 55,531.43, 83,297.07 and 18,091.43

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Solution

The fourth proportional to 55,531.43, 83,297.07 and 18,091.43 is: 27,137.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,531.43 : 83,297.07 = 18,091.43 : x
  2. Step 2: Convert to fraction form
    55,531.43/83,297.07 = 18,091.43/x
  3. Step 3: Cross multiply
    55,531.43x = 83,297.07 × 18,091.43
  4. Step 4: Simplify right side
    55,531.43x = 1,506,963,319.35
  5. Step 5: Solve for x
    x = 1,506,963,319.35/55,531.43
  6. Step 6: Final answer
    x = 27,137.13

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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.