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Finding the Fourth Proportional to 70,270.31, 96,945.77 and 44,772.12

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Solution

The fourth proportional to 70,270.31, 96,945.77 and 44,772.12 is: 61,768.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,270.31 : 96,945.77 = 44,772.12 : x
  2. Step 2: Convert to fraction form
    70,270.31/96,945.77 = 44,772.12/x
  3. Step 3: Cross multiply
    70,270.31x = 96,945.77 × 44,772.12
  4. Step 4: Simplify right side
    70,270.31x = 4,340,467,647.93
  5. Step 5: Solve for x
    x = 4,340,467,647.93/70,270.31
  6. Step 6: Final answer
    x = 61,768.16

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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.