Home / 104,575.56-156,775.18-45,366.59

Finding the Fourth Proportional to 104,575.56, 156,775.18 and 45,366.59

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Solution

The fourth proportional to 104,575.56, 156,775.18 and 45,366.59 is: 68,011.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,575.56 : 156,775.18 = 45,366.59 : x
  2. Step 2: Convert to fraction form
    104,575.56/156,775.18 = 45,366.59/x
  3. Step 3: Cross multiply
    104,575.56x = 156,775.18 × 45,366.59
  4. Step 4: Simplify right side
    104,575.56x = 7,112,355,313.24
  5. Step 5: Solve for x
    x = 7,112,355,313.24/104,575.56
  6. Step 6: Final answer
    x = 68,011.64

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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.