Home / 108,603.48-162,890.10-29,724.60

Finding the Fourth Proportional to 108,603.48, 162,890.10 and 29,724.60

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Solution

The fourth proportional to 108,603.48, 162,890.10 and 29,724.60 is: 44,582.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,603.48 : 162,890.10 = 29,724.60 : x
  2. Step 2: Convert to fraction form
    108,603.48/162,890.10 = 29,724.60/x
  3. Step 3: Cross multiply
    108,603.48x = 162,890.10 × 29,724.60
  4. Step 4: Simplify right side
    108,603.48x = 4,841,843,066.46
  5. Step 5: Solve for x
    x = 4,841,843,066.46/108,603.48
  6. Step 6: Final answer
    x = 44,582.76

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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.