Home / 56,104.95-77,405.67-31,903.50

Finding the Fourth Proportional to 56,104.95, 77,405.67 and 31,903.50

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Solution

The fourth proportional to 56,104.95, 77,405.67 and 31,903.50 is: 44,015.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,104.95 : 77,405.67 = 31,903.50 : x
  2. Step 2: Convert to fraction form
    56,104.95/77,405.67 = 31,903.50/x
  3. Step 3: Cross multiply
    56,104.95x = 77,405.67 × 31,903.50
  4. Step 4: Simplify right side
    56,104.95x = 2,469,511,792.85
  5. Step 5: Solve for x
    x = 2,469,511,792.85/56,104.95
  6. Step 6: Final answer
    x = 44,015.93

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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.