Home / 104,531.76-156,821.94-34,411.68

Finding the Fourth Proportional to 104,531.76, 156,821.94 and 34,411.68

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Solution

The fourth proportional to 104,531.76, 156,821.94 and 34,411.68 is: 51,625.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,531.76 : 156,821.94 = 34,411.68 : x
  2. Step 2: Convert to fraction form
    104,531.76/156,821.94 = 34,411.68/x
  3. Step 3: Cross multiply
    104,531.76x = 156,821.94 × 34,411.68
  4. Step 4: Simplify right side
    104,531.76x = 5,396,506,416.26
  5. Step 5: Solve for x
    x = 5,396,506,416.26/104,531.76
  6. Step 6: Final answer
    x = 51,625.52

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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.