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Finding the Fourth Proportional to 32,450.87, 44,780.37 and 18,302.87

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Solution

The fourth proportional to 32,450.87, 44,780.37 and 18,302.87 is: 25,256.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,450.87 : 44,780.37 = 18,302.87 : x
  2. Step 2: Convert to fraction form
    32,450.87/44,780.37 = 18,302.87/x
  3. Step 3: Cross multiply
    32,450.87x = 44,780.37 × 18,302.87
  4. Step 4: Simplify right side
    32,450.87x = 819,609,290.66
  5. Step 5: Solve for x
    x = 819,609,290.66/32,450.87
  6. Step 6: Final answer
    x = 25,256.93

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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.