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Finding the Fourth Proportional to 263,619.54, 395,347.50 and 95,117.99

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Solution

The fourth proportional to 263,619.54, 395,347.50 and 95,117.99 is: 142,647.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,619.54 : 395,347.50 = 95,117.99 : x
  2. Step 2: Convert to fraction form
    263,619.54/395,347.50 = 95,117.99/x
  3. Step 3: Cross multiply
    263,619.54x = 395,347.50 × 95,117.99
  4. Step 4: Simplify right side
    263,619.54x = 37,604,657,574.79
  5. Step 5: Solve for x
    x = 37,604,657,574.79/263,619.54
  6. Step 6: Final answer
    x = 142,647.46

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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.