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Finding the Fourth Proportional to 70,151.50, 96,840.94 and 44,692.78

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Solution

The fourth proportional to 70,151.50, 96,840.94 and 44,692.78 is: 61,696.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,151.50 : 96,840.94 = 44,692.78 : x
  2. Step 2: Convert to fraction form
    70,151.50/96,840.94 = 44,692.78/x
  3. Step 3: Cross multiply
    70,151.50x = 96,840.94 × 44,692.78
  4. Step 4: Simplify right side
    70,151.50x = 4,328,090,472.58
  5. Step 5: Solve for x
    x = 4,328,090,472.58/70,151.50
  6. Step 6: Final answer
    x = 61,696.34

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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.