Home / 161,795.64-242,694-49,475.40

Finding the Fourth Proportional to 161,795.64, 242,694 and 49,475.40

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Solution

The fourth proportional to 161,795.64, 242,694 and 49,475.40 is: 74,213.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,795.64 : 242,694 = 49,475.40 : x
  2. Step 2: Convert to fraction form
    161,795.64/242,694 = 49,475.40/x
  3. Step 3: Cross multiply
    161,795.64x = 242,694 × 49,475.40
  4. Step 4: Simplify right side
    161,795.64x = 12,007,382,727.60
  5. Step 5: Solve for x
    x = 12,007,382,727.60/161,795.64
  6. Step 6: Final answer
    x = 74,213.27

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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.