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Finding the Fourth Proportional to 118,897.38, 178,294.22 and 44,973.54

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Solution

The fourth proportional to 118,897.38, 178,294.22 and 44,973.54 is: 67,440.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,897.38 : 178,294.22 = 44,973.54 : x
  2. Step 2: Convert to fraction form
    118,897.38/178,294.22 = 44,973.54/x
  3. Step 3: Cross multiply
    118,897.38x = 178,294.22 × 44,973.54
  4. Step 4: Simplify right side
    118,897.38x = 8,018,522,234.94
  5. Step 5: Solve for x
    x = 8,018,522,234.94/118,897.38
  6. Step 6: Final answer
    x = 67,440.70

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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.