Home / 102,839.08-154,255.74-32,722.60

Finding the Fourth Proportional to 102,839.08, 154,255.74 and 32,722.60

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Solution

The fourth proportional to 102,839.08, 154,255.74 and 32,722.60 is: 49,082.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,839.08 : 154,255.74 = 32,722.60 : x
  2. Step 2: Convert to fraction form
    102,839.08/154,255.74 = 32,722.60/x
  3. Step 3: Cross multiply
    102,839.08x = 154,255.74 × 32,722.60
  4. Step 4: Simplify right side
    102,839.08x = 5,047,648,877.72
  5. Step 5: Solve for x
    x = 5,047,648,877.72/102,839.08
  6. Step 6: Final answer
    x = 49,082.98

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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.