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Finding the Fourth Proportional to 74,466.60, 111,705.30 and 44,820.60

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Solution

The fourth proportional to 74,466.60, 111,705.30 and 44,820.60 is: 67,234.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,466.60 : 111,705.30 = 44,820.60 : x
  2. Step 2: Convert to fraction form
    74,466.60/111,705.30 = 44,820.60/x
  3. Step 3: Cross multiply
    74,466.60x = 111,705.30 × 44,820.60
  4. Step 4: Simplify right side
    74,466.60x = 5,006,698,569.18
  5. Step 5: Solve for x
    x = 5,006,698,569.18/74,466.60
  6. Step 6: Final answer
    x = 67,234.15

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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.