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Finding the Fourth Proportional to 70,060.01, 96,682.28 and 39,845.28

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Solution

The fourth proportional to 70,060.01, 96,682.28 and 39,845.28 is: 54,986.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,060.01 : 96,682.28 = 39,845.28 : x
  2. Step 2: Convert to fraction form
    70,060.01/96,682.28 = 39,845.28/x
  3. Step 3: Cross multiply
    70,060.01x = 96,682.28 × 39,845.28
  4. Step 4: Simplify right side
    70,060.01x = 3,852,332,680.97
  5. Step 5: Solve for x
    x = 3,852,332,680.97/70,060.01
  6. Step 6: Final answer
    x = 54,986.19

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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.