Home / 84,369.41-116,431.63-50,371.56

Finding the Fourth Proportional to 84,369.41, 116,431.63 and 50,371.56

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Solution

The fourth proportional to 84,369.41, 116,431.63 and 50,371.56 is: 69,513.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,369.41 : 116,431.63 = 50,371.56 : x
  2. Step 2: Convert to fraction form
    84,369.41/116,431.63 = 50,371.56/x
  3. Step 3: Cross multiply
    84,369.41x = 116,431.63 × 50,371.56
  4. Step 4: Simplify right side
    84,369.41x = 5,864,842,710.51
  5. Step 5: Solve for x
    x = 5,864,842,710.51/84,369.41
  6. Step 6: Final answer
    x = 69,513.85

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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.