Home / 302,913.16-418,003.11-166,946.69

Finding the Fourth Proportional to 302,913.16, 418,003.11 and 166,946.69

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Solution

The fourth proportional to 302,913.16, 418,003.11 and 166,946.69 is: 230,377.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,913.16 : 418,003.11 = 166,946.69 : x
  2. Step 2: Convert to fraction form
    302,913.16/418,003.11 = 166,946.69/x
  3. Step 3: Cross multiply
    302,913.16x = 418,003.11 × 166,946.69
  4. Step 4: Simplify right side
    302,913.16x = 69,784,232,699.46
  5. Step 5: Solve for x
    x = 69,784,232,699.46/302,913.16
  6. Step 6: Final answer
    x = 230,377.03

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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.