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Finding the Fourth Proportional to 38,993.94, 53,762.81 and 32,542.83

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Solution

The fourth proportional to 38,993.94, 53,762.81 and 32,542.83 is: 44,868.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,993.94 : 53,762.81 = 32,542.83 : x
  2. Step 2: Convert to fraction form
    38,993.94/53,762.81 = 32,542.83/x
  3. Step 3: Cross multiply
    38,993.94x = 53,762.81 × 32,542.83
  4. Step 4: Simplify right side
    38,993.94x = 1,749,593,823.44
  5. Step 5: Solve for x
    x = 1,749,593,823.44/38,993.94
  6. Step 6: Final answer
    x = 44,868.35

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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.