Home / 74,017.73-102,137.86-41,754.71

Finding the Fourth Proportional to 74,017.73, 102,137.86 and 41,754.71

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Solution

The fourth proportional to 74,017.73, 102,137.86 and 41,754.71 is: 57,617.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,017.73 : 102,137.86 = 41,754.71 : x
  2. Step 2: Convert to fraction form
    74,017.73/102,137.86 = 41,754.71/x
  3. Step 3: Cross multiply
    74,017.73x = 102,137.86 × 41,754.71
  4. Step 4: Simplify right side
    74,017.73x = 4,264,736,724.32
  5. Step 5: Solve for x
    x = 4,264,736,724.32/74,017.73
  6. Step 6: Final answer
    x = 57,617.77

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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.