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Finding the Fourth Proportional to 34,290.36, 47,347.54 and 26,319.96

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Solution

The fourth proportional to 34,290.36, 47,347.54 and 26,319.96 is: 36,342.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,290.36 : 47,347.54 = 26,319.96 : x
  2. Step 2: Convert to fraction form
    34,290.36/47,347.54 = 26,319.96/x
  3. Step 3: Cross multiply
    34,290.36x = 47,347.54 × 26,319.96
  4. Step 4: Simplify right side
    34,290.36x = 1,246,185,358.90
  5. Step 5: Solve for x
    x = 1,246,185,358.90/34,290.36
  6. Step 6: Final answer
    x = 36,342.15

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.