Home / 65,178.44-89,946.24-35,370.44

Finding the Fourth Proportional to 65,178.44, 89,946.24 and 35,370.44

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Solution

The fourth proportional to 65,178.44, 89,946.24 and 35,370.44 is: 48,811.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,178.44 : 89,946.24 = 35,370.44 : x
  2. Step 2: Convert to fraction form
    65,178.44/89,946.24 = 35,370.44/x
  3. Step 3: Cross multiply
    65,178.44x = 89,946.24 × 35,370.44
  4. Step 4: Simplify right side
    65,178.44x = 3,181,438,085.15
  5. Step 5: Solve for x
    x = 3,181,438,085.15/65,178.44
  6. Step 6: Final answer
    x = 48,811.20

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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.