Home / 163,039.24-224,993.94-90,453.14

Finding the Fourth Proportional to 163,039.24, 224,993.94 and 90,453.14

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Solution

The fourth proportional to 163,039.24, 224,993.94 and 90,453.14 is: 124,825.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,039.24 : 224,993.94 = 90,453.14 : x
  2. Step 2: Convert to fraction form
    163,039.24/224,993.94 = 90,453.14/x
  3. Step 3: Cross multiply
    163,039.24x = 224,993.94 × 90,453.14
  4. Step 4: Simplify right side
    163,039.24x = 20,351,408,353.97
  5. Step 5: Solve for x
    x = 20,351,408,353.97/163,039.24
  6. Step 6: Final answer
    x = 124,825.22

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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.