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Finding the Fourth Proportional to 61,358.60, 91,903.01 and 50,707.91

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Solution

The fourth proportional to 61,358.60, 91,903.01 and 50,707.91 is: 75,950.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,358.60 : 91,903.01 = 50,707.91 : x
  2. Step 2: Convert to fraction form
    61,358.60/91,903.01 = 50,707.91/x
  3. Step 3: Cross multiply
    61,358.60x = 91,903.01 × 50,707.91
  4. Step 4: Simplify right side
    61,358.60x = 4,660,209,536.03
  5. Step 5: Solve for x
    x = 4,660,209,536.03/61,358.60
  6. Step 6: Final answer
    x = 75,950.39

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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.