Home / 51,118.48-76,592.67-17,820.19

Finding the Fourth Proportional to 51,118.48, 76,592.67 and 17,820.19

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Solution

The fourth proportional to 51,118.48, 76,592.67 and 17,820.19 is: 26,700.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,118.48 : 76,592.67 = 17,820.19 : x
  2. Step 2: Convert to fraction form
    51,118.48/76,592.67 = 17,820.19/x
  3. Step 3: Cross multiply
    51,118.48x = 76,592.67 × 17,820.19
  4. Step 4: Simplify right side
    51,118.48x = 1,364,895,932.01
  5. Step 5: Solve for x
    x = 1,364,895,932.01/51,118.48
  6. Step 6: Final answer
    x = 26,700.64

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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.