Home / 74,523.26-102,842.03-42,692.29

Finding the Fourth Proportional to 74,523.26, 102,842.03 and 42,692.29

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Solution

The fourth proportional to 74,523.26, 102,842.03 and 42,692.29 is: 58,915.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,523.26 : 102,842.03 = 42,692.29 : x
  2. Step 2: Convert to fraction form
    74,523.26/102,842.03 = 42,692.29/x
  3. Step 3: Cross multiply
    74,523.26x = 102,842.03 × 42,692.29
  4. Step 4: Simplify right side
    74,523.26x = 4,390,561,041.28
  5. Step 5: Solve for x
    x = 4,390,561,041.28/74,523.26
  6. Step 6: Final answer
    x = 58,915.31

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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.