Home / 96,748.20-145,148.58-40,558.80

Finding the Fourth Proportional to 96,748.20, 145,148.58 and 40,558.80

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Solution

The fourth proportional to 96,748.20, 145,148.58 and 40,558.80 is: 60,849.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,748.20 : 145,148.58 = 40,558.80 : x
  2. Step 2: Convert to fraction form
    96,748.20/145,148.58 = 40,558.80/x
  3. Step 3: Cross multiply
    96,748.20x = 145,148.58 × 40,558.80
  4. Step 4: Simplify right side
    96,748.20x = 5,887,052,226.50
  5. Step 5: Solve for x
    x = 5,887,052,226.50/96,748.20
  6. Step 6: Final answer
    x = 60,849.22

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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.