Home / 284,736.96-427,144.68-97,724.16

Finding the Fourth Proportional to 284,736.96, 427,144.68 and 97,724.16

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Solution

The fourth proportional to 284,736.96, 427,144.68 and 97,724.16 is: 146,599.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,736.96 : 427,144.68 = 97,724.16 : x
  2. Step 2: Convert to fraction form
    284,736.96/427,144.68 = 97,724.16/x
  3. Step 3: Cross multiply
    284,736.96x = 427,144.68 × 97,724.16
  4. Step 4: Simplify right side
    284,736.96x = 41,742,355,051.47
  5. Step 5: Solve for x
    x = 41,742,355,051.47/284,736.96
  6. Step 6: Final answer
    x = 146,599.71

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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.