Home / 49,165.20-73,747.80-40,417.20

Finding the Fourth Proportional to 49,165.20, 73,747.80 and 40,417.20

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Solution

The fourth proportional to 49,165.20, 73,747.80 and 40,417.20 is: 60,625.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,165.20 : 73,747.80 = 40,417.20 : x
  2. Step 2: Convert to fraction form
    49,165.20/73,747.80 = 40,417.20/x
  3. Step 3: Cross multiply
    49,165.20x = 73,747.80 × 40,417.20
  4. Step 4: Simplify right side
    49,165.20x = 2,980,679,582.16
  5. Step 5: Solve for x
    x = 2,980,679,582.16/49,165.20
  6. Step 6: Final answer
    x = 60,625.80

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1.5x scale

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.