Home / 54,845.80-75,811.62-50,491.24

Finding the Fourth Proportional to 54,845.80, 75,811.62 and 50,491.24

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Solution

The fourth proportional to 54,845.80, 75,811.62 and 50,491.24 is: 69,792.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,845.80 : 75,811.62 = 50,491.24 : x
  2. Step 2: Convert to fraction form
    54,845.80/75,811.62 = 50,491.24/x
  3. Step 3: Cross multiply
    54,845.80x = 75,811.62 × 50,491.24
  4. Step 4: Simplify right side
    54,845.80x = 3,827,822,700.21
  5. Step 5: Solve for x
    x = 3,827,822,700.21/54,845.80
  6. Step 6: Final answer
    x = 69,792.45

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1.5x scale

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.