Home / 74,437.98-102,730.71-40,910.94

Finding the Fourth Proportional to 74,437.98, 102,730.71 and 40,910.94

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Solution

The fourth proportional to 74,437.98, 102,730.71 and 40,910.94 is: 56,460.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,437.98 : 102,730.71 = 40,910.94 : x
  2. Step 2: Convert to fraction form
    74,437.98/102,730.71 = 40,910.94/x
  3. Step 3: Cross multiply
    74,437.98x = 102,730.71 × 40,910.94
  4. Step 4: Simplify right side
    74,437.98x = 4,202,809,912.97
  5. Step 5: Solve for x
    x = 4,202,809,912.97/74,437.98
  6. Step 6: Final answer
    x = 56,460.56

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1.5x scale

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.