Home / 212,636.54-293,427.06-126,692.91

Finding the Fourth Proportional to 212,636.54, 293,427.06 and 126,692.91

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Solution

The fourth proportional to 212,636.54, 293,427.06 and 126,692.91 is: 174,829.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,636.54 : 293,427.06 = 126,692.91 : x
  2. Step 2: Convert to fraction form
    212,636.54/293,427.06 = 126,692.91/x
  3. Step 3: Cross multiply
    212,636.54x = 293,427.06 × 126,692.91
  4. Step 4: Simplify right side
    212,636.54x = 37,175,127,629.05
  5. Step 5: Solve for x
    x = 37,175,127,629.05/212,636.54
  6. Step 6: Final answer
    x = 174,829.44

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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.