Home / 92,768.36-128,020.71-50,327.19

Finding the Fourth Proportional to 92,768.36, 128,020.71 and 50,327.19

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Solution

The fourth proportional to 92,768.36, 128,020.71 and 50,327.19 is: 69,451.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,768.36 : 128,020.71 = 50,327.19 : x
  2. Step 2: Convert to fraction form
    92,768.36/128,020.71 = 50,327.19/x
  3. Step 3: Cross multiply
    92,768.36x = 128,020.71 × 50,327.19
  4. Step 4: Simplify right side
    92,768.36x = 6,442,922,596.10
  5. Step 5: Solve for x
    x = 6,442,922,596.10/92,768.36
  6. Step 6: Final answer
    x = 69,451.73

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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.