Home / 104,479.02-156,745.06-48,359.61

Finding the Fourth Proportional to 104,479.02, 156,745.06 and 48,359.61

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Solution

The fourth proportional to 104,479.02, 156,745.06 and 48,359.61 is: 72,551.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,479.02 : 156,745.06 = 48,359.61 : x
  2. Step 2: Convert to fraction form
    104,479.02/156,745.06 = 48,359.61/x
  3. Step 3: Cross multiply
    104,479.02x = 156,745.06 × 48,359.61
  4. Step 4: Simplify right side
    104,479.02x = 7,580,129,850.13
  5. Step 5: Solve for x
    x = 7,580,129,850.13/104,479.02
  6. Step 6: Final answer
    x = 72,551.69

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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.