Home / 161,960.04-242,834.76-67,164.12

Finding the Fourth Proportional to 161,960.04, 242,834.76 and 67,164.12

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Solution

The fourth proportional to 161,960.04, 242,834.76 and 67,164.12 is: 100,702.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,960.04 : 242,834.76 = 67,164.12 : x
  2. Step 2: Convert to fraction form
    161,960.04/242,834.76 = 67,164.12/x
  3. Step 3: Cross multiply
    161,960.04x = 242,834.76 × 67,164.12
  4. Step 4: Simplify right side
    161,960.04x = 16,309,782,960.81
  5. Step 5: Solve for x
    x = 16,309,782,960.81/161,960.04
  6. Step 6: Final answer
    x = 100,702.51

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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.