Home / 219,537.82-302,962.49-118,935.82

Finding the Fourth Proportional to 219,537.82, 302,962.49 and 118,935.82

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Solution

The fourth proportional to 219,537.82, 302,962.49 and 118,935.82 is: 164,131.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,537.82 : 302,962.49 = 118,935.82 : x
  2. Step 2: Convert to fraction form
    219,537.82/302,962.49 = 118,935.82/x
  3. Step 3: Cross multiply
    219,537.82x = 302,962.49 × 118,935.82
  4. Step 4: Simplify right side
    219,537.82x = 36,033,092,177.39
  5. Step 5: Solve for x
    x = 36,033,092,177.39/219,537.82
  6. Step 6: Final answer
    x = 164,131.59

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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.