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Finding the Fourth Proportional to 162,258.36, 224,069.88 and 153,422.88

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Solution

The fourth proportional to 162,258.36, 224,069.88 and 153,422.88 is: 211,868.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,258.36 : 224,069.88 = 153,422.88 : x
  2. Step 2: Convert to fraction form
    162,258.36/224,069.88 = 153,422.88/x
  3. Step 3: Cross multiply
    162,258.36x = 224,069.88 × 153,422.88
  4. Step 4: Simplify right side
    162,258.36x = 34,377,446,310.85
  5. Step 5: Solve for x
    x = 34,377,446,310.85/162,258.36
  6. Step 6: Final answer
    x = 211,868.57

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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.