Home / 103,754.40-143,194.98-60,747

Finding the Fourth Proportional to 103,754.40, 143,194.98 and 60,747

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Solution

The fourth proportional to 103,754.40, 143,194.98 and 60,747 is: 83,839.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,754.40 : 143,194.98 = 60,747 : x
  2. Step 2: Convert to fraction form
    103,754.40/143,194.98 = 60,747/x
  3. Step 3: Cross multiply
    103,754.40x = 143,194.98 × 60,747
  4. Step 4: Simplify right side
    103,754.40x = 8,698,665,450.06
  5. Step 5: Solve for x
    x = 8,698,665,450.06/103,754.40
  6. Step 6: Final answer
    x = 83,839.00

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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.