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Finding the Fourth Proportional to 101,165.90, 151,864.05 and 59,636.30

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Solution

The fourth proportional to 101,165.90, 151,864.05 and 59,636.30 is: 89,522.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,165.90 : 151,864.05 = 59,636.30 : x
  2. Step 2: Convert to fraction form
    101,165.90/151,864.05 = 59,636.30/x
  3. Step 3: Cross multiply
    101,165.90x = 151,864.05 × 59,636.30
  4. Step 4: Simplify right side
    101,165.90x = 9,056,610,045.02
  5. Step 5: Solve for x
    x = 9,056,610,045.02/101,165.90
  6. Step 6: Final answer
    x = 89,522.36

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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.