Home / 108,416.84-162,645.24-49,256.96

Finding the Fourth Proportional to 108,416.84, 162,645.24 and 49,256.96

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Solution

The fourth proportional to 108,416.84, 162,645.24 and 49,256.96 is: 73,894.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,416.84 : 162,645.24 = 49,256.96 : x
  2. Step 2: Convert to fraction form
    108,416.84/162,645.24 = 49,256.96/x
  3. Step 3: Cross multiply
    108,416.84x = 162,645.24 × 49,256.96
  4. Step 4: Simplify right side
    108,416.84x = 8,011,410,080.87
  5. Step 5: Solve for x
    x = 8,011,410,080.87/108,416.84
  6. Step 6: Final answer
    x = 73,894.52

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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.