Home / 104,395.89-156,574.16-29,515.44

Finding the Fourth Proportional to 104,395.89, 156,574.16 and 29,515.44

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Solution

The fourth proportional to 104,395.89, 156,574.16 and 29,515.44 is: 44,267.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,395.89 : 156,574.16 = 29,515.44 : x
  2. Step 2: Convert to fraction form
    104,395.89/156,574.16 = 29,515.44/x
  3. Step 3: Cross multiply
    104,395.89x = 156,574.16 × 29,515.44
  4. Step 4: Simplify right side
    104,395.89x = 4,621,355,077.45
  5. Step 5: Solve for x
    x = 4,621,355,077.45/104,395.89
  6. Step 6: Final answer
    x = 44,267.60

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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.