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Finding the Fourth Proportional to 43,580.80, 60,139.84 and 23,708.80

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Solution

The fourth proportional to 43,580.80, 60,139.84 and 23,708.80 is: 32,717.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,580.80 : 60,139.84 = 23,708.80 : x
  2. Step 2: Convert to fraction form
    43,580.80/60,139.84 = 23,708.80/x
  3. Step 3: Cross multiply
    43,580.80x = 60,139.84 × 23,708.80
  4. Step 4: Simplify right side
    43,580.80x = 1,425,843,438.59
  5. Step 5: Solve for x
    x = 1,425,843,438.59/43,580.80
  6. Step 6: Final answer
    x = 32,717.24

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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.