Home / 49,085.20-73,518.45-40,337.20

Finding the Fourth Proportional to 49,085.20, 73,518.45 and 40,337.20

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Solution

The fourth proportional to 49,085.20, 73,518.45 and 40,337.20 is: 60,415.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,085.20 : 73,518.45 = 40,337.20 : x
  2. Step 2: Convert to fraction form
    49,085.20/73,518.45 = 40,337.20/x
  3. Step 3: Cross multiply
    49,085.20x = 73,518.45 × 40,337.20
  4. Step 4: Simplify right side
    49,085.20x = 2,965,528,421.34
  5. Step 5: Solve for x
    x = 2,965,528,421.34/49,085.20
  6. Step 6: Final answer
    x = 60,415.94

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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.