Home / 74,247.36-102,453.68-45,568.23

Finding the Fourth Proportional to 74,247.36, 102,453.68 and 45,568.23

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Solution

The fourth proportional to 74,247.36, 102,453.68 and 45,568.23 is: 62,879.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,247.36 : 102,453.68 = 45,568.23 : x
  2. Step 2: Convert to fraction form
    74,247.36/102,453.68 = 45,568.23/x
  3. Step 3: Cross multiply
    74,247.36x = 102,453.68 × 45,568.23
  4. Step 4: Simplify right side
    74,247.36x = 4,668,632,626.75
  5. Step 5: Solve for x
    x = 4,668,632,626.75/74,247.36
  6. Step 6: Final answer
    x = 62,879.44

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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.