Home / 55,478.60-76,554.56-32,818.44

Finding the Fourth Proportional to 55,478.60, 76,554.56 and 32,818.44

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Solution

The fourth proportional to 55,478.60, 76,554.56 and 32,818.44 is: 45,285.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,478.60 : 76,554.56 = 32,818.44 : x
  2. Step 2: Convert to fraction form
    55,478.60/76,554.56 = 32,818.44/x
  3. Step 3: Cross multiply
    55,478.60x = 76,554.56 × 32,818.44
  4. Step 4: Simplify right side
    55,478.60x = 2,512,401,234.09
  5. Step 5: Solve for x
    x = 2,512,401,234.09/55,478.60
  6. Step 6: Final answer
    x = 45,285.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.