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Finding the Fourth Proportional to 70,004.23, 105,005.90 and 41,932.27

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Solution

The fourth proportional to 70,004.23, 105,005.90 and 41,932.27 is: 62,898.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,004.23 : 105,005.90 = 41,932.27 : x
  2. Step 2: Convert to fraction form
    70,004.23/105,005.90 = 41,932.27/x
  3. Step 3: Cross multiply
    70,004.23x = 105,005.90 × 41,932.27
  4. Step 4: Simplify right side
    70,004.23x = 4,403,135,750.39
  5. Step 5: Solve for x
    x = 4,403,135,750.39/70,004.23
  6. Step 6: Final answer
    x = 62,898.14

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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.