Home / 162,960.16-244,477.04-74,189.92

Finding the Fourth Proportional to 162,960.16, 244,477.04 and 74,189.92

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Solution

The fourth proportional to 162,960.16, 244,477.04 and 74,189.92 is: 111,301.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,960.16 : 244,477.04 = 74,189.92 : x
  2. Step 2: Convert to fraction form
    162,960.16/244,477.04 = 74,189.92/x
  3. Step 3: Cross multiply
    162,960.16x = 244,477.04 × 74,189.92
  4. Step 4: Simplify right side
    162,960.16x = 18,137,732,039.44
  5. Step 5: Solve for x
    x = 18,137,732,039.44/162,960.16
  6. Step 6: Final answer
    x = 111,301.63

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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.