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Finding the Fourth Proportional to 63,504.81, 87,600.96 and 40,846.55

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Solution

The fourth proportional to 63,504.81, 87,600.96 and 40,846.55 is: 56,345.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,504.81 : 87,600.96 = 40,846.55 : x
  2. Step 2: Convert to fraction form
    63,504.81/87,600.96 = 40,846.55/x
  3. Step 3: Cross multiply
    63,504.81x = 87,600.96 × 40,846.55
  4. Step 4: Simplify right side
    63,504.81x = 3,578,196,554.68
  5. Step 5: Solve for x
    x = 3,578,196,554.68/63,504.81
  6. Step 6: Final answer
    x = 56,345.28

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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.