Home / 51,120.40-76,675.20-16,058.20

Finding the Fourth Proportional to 51,120.40, 76,675.20 and 16,058.20

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Solution

The fourth proportional to 51,120.40, 76,675.20 and 16,058.20 is: 24,085.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,120.40 : 76,675.20 = 16,058.20 : x
  2. Step 2: Convert to fraction form
    51,120.40/76,675.20 = 16,058.20/x
  3. Step 3: Cross multiply
    51,120.40x = 76,675.20 × 16,058.20
  4. Step 4: Simplify right side
    51,120.40x = 1,231,265,696.64
  5. Step 5: Solve for x
    x = 1,231,265,696.64/51,120.40
  6. Step 6: Final answer
    x = 24,085.60

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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.