Home / 55,143.93-82,713.62-17,706.14

Finding the Fourth Proportional to 55,143.93, 82,713.62 and 17,706.14

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Solution

The fourth proportional to 55,143.93, 82,713.62 and 17,706.14 is: 26,558.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,143.93 : 82,713.62 = 17,706.14 : x
  2. Step 2: Convert to fraction form
    55,143.93/82,713.62 = 17,706.14/x
  3. Step 3: Cross multiply
    55,143.93x = 82,713.62 × 17,706.14
  4. Step 4: Simplify right side
    55,143.93x = 1,464,538,433.53
  5. Step 5: Solve for x
    x = 1,464,538,433.53/55,143.93
  6. Step 6: Final answer
    x = 26,558.47

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1.5x scale

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.