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Finding the Fourth Proportional to 95,521.80, 143,283.90 and 28,962.60

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Solution

The fourth proportional to 95,521.80, 143,283.90 and 28,962.60 is: 43,444.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,521.80 : 143,283.90 = 28,962.60 : x
  2. Step 2: Convert to fraction form
    95,521.80/143,283.90 = 28,962.60/x
  3. Step 3: Cross multiply
    95,521.80x = 143,283.90 × 28,962.60
  4. Step 4: Simplify right side
    95,521.80x = 4,149,874,282.14
  5. Step 5: Solve for x
    x = 4,149,874,282.14/95,521.80
  6. Step 6: Final answer
    x = 43,444.26

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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.