Home / 302,984.57-418,099.91-167,011.49

Finding the Fourth Proportional to 302,984.57, 418,099.91 and 167,011.49

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Solution

The fourth proportional to 302,984.57, 418,099.91 and 167,011.49 is: 230,465.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,984.57 : 418,099.91 = 167,011.49 : x
  2. Step 2: Convert to fraction form
    302,984.57/418,099.91 = 167,011.49/x
  3. Step 3: Cross multiply
    302,984.57x = 418,099.91 × 167,011.49
  4. Step 4: Simplify right side
    302,984.57x = 69,827,486,847.47
  5. Step 5: Solve for x
    x = 69,827,486,847.47/302,984.57
  6. Step 6: Final answer
    x = 230,465.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.