Home / 65,048.13-89,756.51-36,743.49

Finding the Fourth Proportional to 65,048.13, 89,756.51 and 36,743.49

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Solution

The fourth proportional to 65,048.13, 89,756.51 and 36,743.49 is: 50,700.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,048.13 : 89,756.51 = 36,743.49 : x
  2. Step 2: Convert to fraction form
    65,048.13/89,756.51 = 36,743.49/x
  3. Step 3: Cross multiply
    65,048.13x = 89,756.51 × 36,743.49
  4. Step 4: Simplify right side
    65,048.13x = 3,297,967,243.90
  5. Step 5: Solve for x
    x = 3,297,967,243.90/65,048.13
  6. Step 6: Final answer
    x = 50,700.42

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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.