Home / 161,816.30-242,651.55-61,943.30

Finding the Fourth Proportional to 161,816.30, 242,651.55 and 61,943.30

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Solution

The fourth proportional to 161,816.30, 242,651.55 and 61,943.30 is: 92,887.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,816.30 : 242,651.55 = 61,943.30 : x
  2. Step 2: Convert to fraction form
    161,816.30/242,651.55 = 61,943.30/x
  3. Step 3: Cross multiply
    161,816.30x = 242,651.55 × 61,943.30
  4. Step 4: Simplify right side
    161,816.30x = 15,030,637,757.12
  5. Step 5: Solve for x
    x = 15,030,637,757.12/161,816.30
  6. Step 6: Final answer
    x = 92,887.04

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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.