Home / 51,743.57-77,623.41-16,686.77

Finding the Fourth Proportional to 51,743.57, 77,623.41 and 16,686.77

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Solution

The fourth proportional to 51,743.57, 77,623.41 and 16,686.77 is: 25,032.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,743.57 : 77,623.41 = 16,686.77 : x
  2. Step 2: Convert to fraction form
    51,743.57/77,623.41 = 16,686.77/x
  3. Step 3: Cross multiply
    51,743.57x = 77,623.41 × 16,686.77
  4. Step 4: Simplify right side
    51,743.57x = 1,295,283,989.29
  5. Step 5: Solve for x
    x = 1,295,283,989.29/51,743.57
  6. Step 6: Final answer
    x = 25,032.75

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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.