Home / 104,285.46-156,420.03-29,402.58

Finding the Fourth Proportional to 104,285.46, 156,420.03 and 29,402.58

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Solution

The fourth proportional to 104,285.46, 156,420.03 and 29,402.58 is: 44,101.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,285.46 : 156,420.03 = 29,402.58 : x
  2. Step 2: Convert to fraction form
    104,285.46/156,420.03 = 29,402.58/x
  3. Step 3: Cross multiply
    104,285.46x = 156,420.03 × 29,402.58
  4. Step 4: Simplify right side
    104,285.46x = 4,599,152,445.68
  5. Step 5: Solve for x
    x = 4,599,152,445.68/104,285.46
  6. Step 6: Final answer
    x = 44,101.57

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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.