Home / 224,500.25-309,103.12-190,438.13

Finding the Fourth Proportional to 224,500.25, 309,103.12 and 190,438.13

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Solution

The fourth proportional to 224,500.25, 309,103.12 and 190,438.13 is: 262,204.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,500.25 : 309,103.12 = 190,438.13 : x
  2. Step 2: Convert to fraction form
    224,500.25/309,103.12 = 190,438.13/x
  3. Step 3: Cross multiply
    224,500.25x = 309,103.12 × 190,438.13
  4. Step 4: Simplify right side
    224,500.25x = 58,865,021,160.77
  5. Step 5: Solve for x
    x = 58,865,021,160.77/224,500.25
  6. Step 6: Final answer
    x = 262,204.70

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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.