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Finding the Fourth Proportional to 148,124.70, 222,187.05 and 88,929.90

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Solution

The fourth proportional to 148,124.70, 222,187.05 and 88,929.90 is: 133,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,124.70 : 222,187.05 = 88,929.90 : x
  2. Step 2: Convert to fraction form
    148,124.70/222,187.05 = 88,929.90/x
  3. Step 3: Cross multiply
    148,124.70x = 222,187.05 × 88,929.90
  4. Step 4: Simplify right side
    148,124.70x = 19,759,072,137.80
  5. Step 5: Solve for x
    x = 19,759,072,137.80/148,124.70
  6. Step 6: Final answer
    x = 133,394.85

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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.