Home / 84,051.07-116,007.69-50,079.47

Finding the Fourth Proportional to 84,051.07, 116,007.69 and 50,079.47

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Solution

The fourth proportional to 84,051.07, 116,007.69 and 50,079.47 is: 69,119.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,051.07 : 116,007.69 = 50,079.47 : x
  2. Step 2: Convert to fraction form
    84,051.07/116,007.69 = 50,079.47/x
  3. Step 3: Cross multiply
    84,051.07x = 116,007.69 × 50,079.47
  4. Step 4: Simplify right side
    84,051.07x = 5,809,603,238.88
  5. Step 5: Solve for x
    x = 5,809,603,238.88/84,051.07
  6. Step 6: Final answer
    x = 69,119.92

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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.