Home / 34,743.55-52,185.06-20,730.92

Finding the Fourth Proportional to 34,743.55, 52,185.06 and 20,730.92

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Solution

The fourth proportional to 34,743.55, 52,185.06 and 20,730.92 is: 31,137.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,743.55 : 52,185.06 = 20,730.92 : x
  2. Step 2: Convert to fraction form
    34,743.55/52,185.06 = 20,730.92/x
  3. Step 3: Cross multiply
    34,743.55x = 52,185.06 × 20,730.92
  4. Step 4: Simplify right side
    34,743.55x = 1,081,844,304.06
  5. Step 5: Solve for x
    x = 1,081,844,304.06/34,743.55
  6. Step 6: Final answer
    x = 31,137.99

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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.