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Finding the Fourth Proportional to 71,050.46, 98,052.90 and 40,845.56

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Solution

The fourth proportional to 71,050.46, 98,052.90 and 40,845.56 is: 56,368.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,050.46 : 98,052.90 = 40,845.56 : x
  2. Step 2: Convert to fraction form
    71,050.46/98,052.90 = 40,845.56/x
  3. Step 3: Cross multiply
    71,050.46x = 98,052.90 × 40,845.56
  4. Step 4: Simplify right side
    71,050.46x = 4,005,025,610.12
  5. Step 5: Solve for x
    x = 4,005,025,610.12/71,050.46
  6. Step 6: Final answer
    x = 56,368.75

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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.