Home / 104,557.24-156,747.70-45,348.32

Finding the Fourth Proportional to 104,557.24, 156,747.70 and 45,348.32

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Solution

The fourth proportional to 104,557.24, 156,747.70 and 45,348.32 is: 67,984.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,557.24 : 156,747.70 = 45,348.32 : x
  2. Step 2: Convert to fraction form
    104,557.24/156,747.70 = 45,348.32/x
  3. Step 3: Cross multiply
    104,557.24x = 156,747.70 × 45,348.32
  4. Step 4: Simplify right side
    104,557.24x = 7,108,244,858.86
  5. Step 5: Solve for x
    x = 7,108,244,858.86/104,557.24
  6. Step 6: Final answer
    x = 67,984.24

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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.