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Finding the Fourth Proportional to 32,451.87, 44,781.75 and 18,303.87

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Solution

The fourth proportional to 32,451.87, 44,781.75 and 18,303.87 is: 25,258.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,451.87 : 44,781.75 = 18,303.87 : x
  2. Step 2: Convert to fraction form
    32,451.87/44,781.75 = 18,303.87/x
  3. Step 3: Cross multiply
    32,451.87x = 44,781.75 × 18,303.87
  4. Step 4: Simplify right side
    32,451.87x = 819,679,330.37
  5. Step 5: Solve for x
    x = 819,679,330.37/32,451.87
  6. Step 6: Final answer
    x = 25,258.31

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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.