Home / 34,445.60-51,682.80-11,079.20

Finding the Fourth Proportional to 34,445.60, 51,682.80 and 11,079.20

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Solution

The fourth proportional to 34,445.60, 51,682.80 and 11,079.20 is: 16,623.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,445.60 : 51,682.80 = 11,079.20 : x
  2. Step 2: Convert to fraction form
    34,445.60/51,682.80 = 11,079.20/x
  3. Step 3: Cross multiply
    34,445.60x = 51,682.80 × 11,079.20
  4. Step 4: Simplify right side
    34,445.60x = 572,604,077.76
  5. Step 5: Solve for x
    x = 572,604,077.76/34,445.60
  6. Step 6: Final answer
    x = 16,623.43

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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.