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Finding the Fourth Proportional to 58,352.48, 80,518.32 and 32,854.56

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Solution

The fourth proportional to 58,352.48, 80,518.32 and 32,854.56 is: 45,334.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,352.48 : 80,518.32 = 32,854.56 : x
  2. Step 2: Convert to fraction form
    58,352.48/80,518.32 = 32,854.56/x
  3. Step 3: Cross multiply
    58,352.48x = 80,518.32 × 32,854.56
  4. Step 4: Simplify right side
    58,352.48x = 2,645,393,975.54
  5. Step 5: Solve for x
    x = 2,645,393,975.54/58,352.48
  6. Step 6: Final answer
    x = 45,334.73

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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.