Home / 53,250.10-79,866.67-17,708.46

Finding the Fourth Proportional to 53,250.10, 79,866.67 and 17,708.46

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Solution

The fourth proportional to 53,250.10, 79,866.67 and 17,708.46 is: 26,559.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,250.10 : 79,866.67 = 17,708.46 : x
  2. Step 2: Convert to fraction form
    53,250.10/79,866.67 = 17,708.46/x
  3. Step 3: Cross multiply
    53,250.10x = 79,866.67 × 17,708.46
  4. Step 4: Simplify right side
    53,250.10x = 1,414,315,731.03
  5. Step 5: Solve for x
    x = 1,414,315,731.03/53,250.10
  6. Step 6: Final answer
    x = 26,559.87

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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.