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Finding the Fourth Proportional to 32,454.87, 44,788.53 and 18,308.64

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Solution

The fourth proportional to 32,454.87, 44,788.53 and 18,308.64 is: 25,266.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,454.87 : 44,788.53 = 18,308.64 : x
  2. Step 2: Convert to fraction form
    32,454.87/44,788.53 = 18,308.64/x
  3. Step 3: Cross multiply
    32,454.87x = 44,788.53 × 18,308.64
  4. Step 4: Simplify right side
    32,454.87x = 820,017,071.90
  5. Step 5: Solve for x
    x = 820,017,071.90/32,454.87
  6. Step 6: Final answer
    x = 25,266.38

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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.