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Finding the Fourth Proportional to 64,563.93, 89,062.27 and 59,997.22

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Solution

The fourth proportional to 64,563.93, 89,062.27 and 59,997.22 is: 82,762.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,563.93 : 89,062.27 = 59,997.22 : x
  2. Step 2: Convert to fraction form
    64,563.93/89,062.27 = 59,997.22/x
  3. Step 3: Cross multiply
    64,563.93x = 89,062.27 × 59,997.22
  4. Step 4: Simplify right side
    64,563.93x = 5,343,488,234.24
  5. Step 5: Solve for x
    x = 5,343,488,234.24/64,563.93
  6. Step 6: Final answer
    x = 82,762.75

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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.