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Finding the Fourth Proportional to 146,801.91, 202,577.04 and 86,360.88

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Solution

The fourth proportional to 146,801.91, 202,577.04 and 86,360.88 is: 119,172.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,801.91 : 202,577.04 = 86,360.88 : x
  2. Step 2: Convert to fraction form
    146,801.91/202,577.04 = 86,360.88/x
  3. Step 3: Cross multiply
    146,801.91x = 202,577.04 × 86,360.88
  4. Step 4: Simplify right side
    146,801.91x = 17,494,731,442.20
  5. Step 5: Solve for x
    x = 17,494,731,442.20/146,801.91
  6. Step 6: Final answer
    x = 119,172.37

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Why These Related Problems?

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