Home / 190,976.72-286,364.26-64,573.52

Finding the Fourth Proportional to 190,976.72, 286,364.26 and 64,573.52

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Solution

The fourth proportional to 190,976.72, 286,364.26 and 64,573.52 is: 96,826.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,976.72 : 286,364.26 = 64,573.52 : x
  2. Step 2: Convert to fraction form
    190,976.72/286,364.26 = 64,573.52/x
  3. Step 3: Cross multiply
    190,976.72x = 286,364.26 × 64,573.52
  4. Step 4: Simplify right side
    190,976.72x = 18,491,548,270.40
  5. Step 5: Solve for x
    x = 18,491,548,270.40/190,976.72
  6. Step 6: Final answer
    x = 96,826.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.