Home / 161,157.72-241,717.32-42,838.14

Finding the Fourth Proportional to 161,157.72, 241,717.32 and 42,838.14

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Solution

The fourth proportional to 161,157.72, 241,717.32 and 42,838.14 is: 64,252.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,157.72 : 241,717.32 = 42,838.14 : x
  2. Step 2: Convert to fraction form
    161,157.72/241,717.32 = 42,838.14/x
  3. Step 3: Cross multiply
    161,157.72x = 241,717.32 × 42,838.14
  4. Step 4: Simplify right side
    161,157.72x = 10,354,720,394.58
  5. Step 5: Solve for x
    x = 10,354,720,394.58/161,157.72
  6. Step 6: Final answer
    x = 64,252.09

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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.