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Finding the Fourth Proportional to 32,350.39, 44,643.22 and 18,919.10

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Solution

The fourth proportional to 32,350.39, 44,643.22 and 18,919.10 is: 26,108.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,350.39 : 44,643.22 = 18,919.10 : x
  2. Step 2: Convert to fraction form
    32,350.39/44,643.22 = 18,919.10/x
  3. Step 3: Cross multiply
    32,350.39x = 44,643.22 × 18,919.10
  4. Step 4: Simplify right side
    32,350.39x = 844,609,607.81
  5. Step 5: Solve for x
    x = 844,609,607.81/32,350.39
  6. Step 6: Final answer
    x = 26,108.18

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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.