Home / 161,396.04-242,108.10-43,068

Finding the Fourth Proportional to 161,396.04, 242,108.10 and 43,068

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Solution

The fourth proportional to 161,396.04, 242,108.10 and 43,068 is: 64,605.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,396.04 : 242,108.10 = 43,068 : x
  2. Step 2: Convert to fraction form
    161,396.04/242,108.10 = 43,068/x
  3. Step 3: Cross multiply
    161,396.04x = 242,108.10 × 43,068
  4. Step 4: Simplify right side
    161,396.04x = 10,427,111,650.80
  5. Step 5: Solve for x
    x = 10,427,111,650.80/161,396.04
  6. Step 6: Final answer
    x = 64,605.75

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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.