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Finding the Fourth Proportional to 43,502.60, 65,263.60 and 13,922.22

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Solution

The fourth proportional to 43,502.60, 65,263.60 and 13,922.22 is: 20,886.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,502.60 : 65,263.60 = 13,922.22 : x
  2. Step 2: Convert to fraction form
    43,502.60/65,263.60 = 13,922.22/x
  3. Step 3: Cross multiply
    43,502.60x = 65,263.60 × 13,922.22
  4. Step 4: Simplify right side
    43,502.60x = 908,614,197.19
  5. Step 5: Solve for x
    x = 908,614,197.19/43,502.60
  6. Step 6: Final answer
    x = 20,886.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.