Home / 124,418.28-171,692.10-69,968.88

Finding the Fourth Proportional to 124,418.28, 171,692.10 and 69,968.88

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Solution

The fourth proportional to 124,418.28, 171,692.10 and 69,968.88 is: 96,554.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,418.28 : 171,692.10 = 69,968.88 : x
  2. Step 2: Convert to fraction form
    124,418.28/171,692.10 = 69,968.88/x
  3. Step 3: Cross multiply
    124,418.28x = 171,692.10 × 69,968.88
  4. Step 4: Simplify right side
    124,418.28x = 12,013,103,941.85
  5. Step 5: Solve for x
    x = 12,013,103,941.85/124,418.28
  6. Step 6: Final answer
    x = 96,554.17

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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.