Home / 108,584.30-162,832.70-45,363

Finding the Fourth Proportional to 108,584.30, 162,832.70 and 45,363

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Solution

The fourth proportional to 108,584.30, 162,832.70 and 45,363 is: 68,026.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,584.30 : 162,832.70 = 45,363 : x
  2. Step 2: Convert to fraction form
    108,584.30/162,832.70 = 45,363/x
  3. Step 3: Cross multiply
    108,584.30x = 162,832.70 × 45,363
  4. Step 4: Simplify right side
    108,584.30x = 7,386,579,770.10
  5. Step 5: Solve for x
    x = 7,386,579,770.10/108,584.30
  6. Step 6: Final answer
    x = 68,026.22

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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.