Home / 104,485.42-156,591.24-48,318.40

Finding the Fourth Proportional to 104,485.42, 156,591.24 and 48,318.40

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Solution

The fourth proportional to 104,485.42, 156,591.24 and 48,318.40 is: 72,414.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,485.42 : 156,591.24 = 48,318.40 : x
  2. Step 2: Convert to fraction form
    104,485.42/156,591.24 = 48,318.40/x
  3. Step 3: Cross multiply
    104,485.42x = 156,591.24 × 48,318.40
  4. Step 4: Simplify right side
    104,485.42x = 7,566,238,170.82
  5. Step 5: Solve for x
    x = 7,566,238,170.82/104,485.42
  6. Step 6: Final answer
    x = 72,414.30

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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.