Home / 75,969.41-104,836.34-41,977.17

Finding the Fourth Proportional to 75,969.41, 104,836.34 and 41,977.17

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Solution

The fourth proportional to 75,969.41, 104,836.34 and 41,977.17 is: 57,927.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,969.41 : 104,836.34 = 41,977.17 : x
  2. Step 2: Convert to fraction form
    75,969.41/104,836.34 = 41,977.17/x
  3. Step 3: Cross multiply
    75,969.41x = 104,836.34 × 41,977.17
  4. Step 4: Simplify right side
    75,969.41x = 4,400,732,705.76
  5. Step 5: Solve for x
    x = 4,400,732,705.76/75,969.41
  6. Step 6: Final answer
    x = 57,927.69

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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.