Home / 108,564.20-162,846.30-97,677.80

Finding the Fourth Proportional to 108,564.20, 162,846.30 and 97,677.80

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Solution

The fourth proportional to 108,564.20, 162,846.30 and 97,677.80 is: 146,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,564.20 : 162,846.30 = 97,677.80 : x
  2. Step 2: Convert to fraction form
    108,564.20/162,846.30 = 97,677.80/x
  3. Step 3: Cross multiply
    108,564.20x = 162,846.30 × 97,677.80
  4. Step 4: Simplify right side
    108,564.20x = 15,906,468,322.14
  5. Step 5: Solve for x
    x = 15,906,468,322.14/108,564.20
  6. Step 6: Final answer
    x = 146,516.70

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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.