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Finding the Fourth Proportional to 43,300.40, 64,950.60 and 26,606.30

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Solution

The fourth proportional to 43,300.40, 64,950.60 and 26,606.30 is: 39,909.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,300.40 : 64,950.60 = 26,606.30 : x
  2. Step 2: Convert to fraction form
    43,300.40/64,950.60 = 26,606.30/x
  3. Step 3: Cross multiply
    43,300.40x = 64,950.60 × 26,606.30
  4. Step 4: Simplify right side
    43,300.40x = 1,728,095,148.78
  5. Step 5: Solve for x
    x = 1,728,095,148.78/43,300.40
  6. Step 6: Final answer
    x = 39,909.45

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