Home / 224,191.45-309,352.12-139,277.53

Finding the Fourth Proportional to 224,191.45, 309,352.12 and 139,277.53

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Solution

The fourth proportional to 224,191.45, 309,352.12 and 139,277.53 is: 192,183.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,191.45 : 309,352.12 = 139,277.53 : x
  2. Step 2: Convert to fraction form
    224,191.45/309,352.12 = 139,277.53/x
  3. Step 3: Cross multiply
    224,191.45x = 309,352.12 × 139,277.53
  4. Step 4: Simplify right side
    224,191.45x = 43,085,799,173.86
  5. Step 5: Solve for x
    x = 43,085,799,173.86/224,191.45
  6. Step 6: Final answer
    x = 192,183.06

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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.