Home / 51,714.95-77,553.23-18,426.20

Finding the Fourth Proportional to 51,714.95, 77,553.23 and 18,426.20

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Solution

The fourth proportional to 51,714.95, 77,553.23 and 18,426.20 is: 27,632.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,714.95 : 77,553.23 = 18,426.20 : x
  2. Step 2: Convert to fraction form
    51,714.95/77,553.23 = 18,426.20/x
  3. Step 3: Cross multiply
    51,714.95x = 77,553.23 × 18,426.20
  4. Step 4: Simplify right side
    51,714.95x = 1,429,010,846.73
  5. Step 5: Solve for x
    x = 1,429,010,846.73/51,714.95
  6. Step 6: Final answer
    x = 27,632.45

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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.