Home / 51,133.38-76,700.62-17,853.51

Finding the Fourth Proportional to 51,133.38, 76,700.62 and 17,853.51

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Solution

The fourth proportional to 51,133.38, 76,700.62 and 17,853.51 is: 26,780.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,133.38 : 76,700.62 = 17,853.51 : x
  2. Step 2: Convert to fraction form
    51,133.38/76,700.62 = 17,853.51/x
  3. Step 3: Cross multiply
    51,133.38x = 76,700.62 × 17,853.51
  4. Step 4: Simplify right side
    51,133.38x = 1,369,375,596.12
  5. Step 5: Solve for x
    x = 1,369,375,596.12/51,133.38
  6. Step 6: Final answer
    x = 26,780.47

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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.