Home / 103,890.60-155,724.12-44,754.12

Finding the Fourth Proportional to 103,890.60, 155,724.12 and 44,754.12

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Solution

The fourth proportional to 103,890.60, 155,724.12 and 44,754.12 is: 67,083.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,890.60 : 155,724.12 = 44,754.12 : x
  2. Step 2: Convert to fraction form
    103,890.60/155,724.12 = 44,754.12/x
  3. Step 3: Cross multiply
    103,890.60x = 155,724.12 × 44,754.12
  4. Step 4: Simplify right side
    103,890.60x = 6,969,295,953.37
  5. Step 5: Solve for x
    x = 6,969,295,953.37/103,890.60
  6. Step 6: Final answer
    x = 67,083.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.