Home / 161,005.16-241,501.24-82,117.64

Finding the Fourth Proportional to 161,005.16, 241,501.24 and 82,117.64

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Solution

The fourth proportional to 161,005.16, 241,501.24 and 82,117.64 is: 123,173.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,005.16 : 241,501.24 = 82,117.64 : x
  2. Step 2: Convert to fraction form
    161,005.16/241,501.24 = 82,117.64/x
  3. Step 3: Cross multiply
    161,005.16x = 241,501.24 × 82,117.64
  4. Step 4: Simplify right side
    161,005.16x = 19,831,511,885.87
  5. Step 5: Solve for x
    x = 19,831,511,885.87/161,005.16
  6. Step 6: Final answer
    x = 123,173.14

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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.