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Finding the Fourth Proportional to 95,871.65, 143,643.45 and 60,770.30

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Solution

The fourth proportional to 95,871.65, 143,643.45 and 60,770.30 is: 91,051.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,871.65 : 143,643.45 = 60,770.30 : x
  2. Step 2: Convert to fraction form
    95,871.65/143,643.45 = 60,770.30/x
  3. Step 3: Cross multiply
    95,871.65x = 143,643.45 × 60,770.30
  4. Step 4: Simplify right side
    95,871.65x = 8,729,255,549.54
  5. Step 5: Solve for x
    x = 8,729,255,549.54/95,871.65
  6. Step 6: Final answer
    x = 91,051.48

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Why These Related Problems?

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