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Finding the Fourth Proportional to 32,391.75, 48,509.26 and 15,710.48

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Solution

The fourth proportional to 32,391.75, 48,509.26 and 15,710.48 is: 23,527.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,391.75 : 48,509.26 = 15,710.48 : x
  2. Step 2: Convert to fraction form
    32,391.75/48,509.26 = 15,710.48/x
  3. Step 3: Cross multiply
    32,391.75x = 48,509.26 × 15,710.48
  4. Step 4: Simplify right side
    32,391.75x = 762,103,477.22
  5. Step 5: Solve for x
    x = 762,103,477.22/32,391.75
  6. Step 6: Final answer
    x = 23,527.70

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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.