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Finding the Fourth Proportional to 104,762.02, 157,143.72 and 29,881.96

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Solution

The fourth proportional to 104,762.02, 157,143.72 and 29,881.96 is: 44,823.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,762.02 : 157,143.72 = 29,881.96 : x
  2. Step 2: Convert to fraction form
    104,762.02/157,143.72 = 29,881.96/x
  3. Step 3: Cross multiply
    104,762.02x = 157,143.72 × 29,881.96
  4. Step 4: Simplify right side
    104,762.02x = 4,695,762,355.29
  5. Step 5: Solve for x
    x = 4,695,762,355.29/104,762.02
  6. Step 6: Final answer
    x = 44,823.14

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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.