Home / 224,201.53-309,400.23-123,603.13

Finding the Fourth Proportional to 224,201.53, 309,400.23 and 123,603.13

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Solution

The fourth proportional to 224,201.53, 309,400.23 and 123,603.13 is: 170,573.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,201.53 : 309,400.23 = 123,603.13 : x
  2. Step 2: Convert to fraction form
    224,201.53/309,400.23 = 123,603.13/x
  3. Step 3: Cross multiply
    224,201.53x = 309,400.23 × 123,603.13
  4. Step 4: Simplify right side
    224,201.53x = 38,242,836,232.70
  5. Step 5: Solve for x
    x = 38,242,836,232.70/224,201.53
  6. Step 6: Final answer
    x = 170,573.48

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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.