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Finding the Fourth Proportional to 224,033.76, 336,062.88 and 90,894.24

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Solution

The fourth proportional to 224,033.76, 336,062.88 and 90,894.24 is: 136,346.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,033.76 : 336,062.88 = 90,894.24 : x
  2. Step 2: Convert to fraction form
    224,033.76/336,062.88 = 90,894.24/x
  3. Step 3: Cross multiply
    224,033.76x = 336,062.88 × 90,894.24
  4. Step 4: Simplify right side
    224,033.76x = 30,546,180,069.81
  5. Step 5: Solve for x
    x = 30,546,180,069.81/224,033.76
  6. Step 6: Final answer
    x = 136,346.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.