Home / 123,466.06-170,384.07-66,877.84

Finding the Fourth Proportional to 123,466.06, 170,384.07 and 66,877.84

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Solution

The fourth proportional to 123,466.06, 170,384.07 and 66,877.84 is: 92,291.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,466.06 : 170,384.07 = 66,877.84 : x
  2. Step 2: Convert to fraction form
    123,466.06/170,384.07 = 66,877.84/x
  3. Step 3: Cross multiply
    123,466.06x = 170,384.07 × 66,877.84
  4. Step 4: Simplify right side
    123,466.06x = 11,394,918,572.01
  5. Step 5: Solve for x
    x = 11,394,918,572.01/123,466.06
  6. Step 6: Final answer
    x = 92,291.91

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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.