Home / 190,485.56-285,743.89-95,666.97

Finding the Fourth Proportional to 190,485.56, 285,743.89 and 95,666.97

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Solution

The fourth proportional to 190,485.56, 285,743.89 and 95,666.97 is: 143,508.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,485.56 : 285,743.89 = 95,666.97 : x
  2. Step 2: Convert to fraction form
    190,485.56/285,743.89 = 95,666.97/x
  3. Step 3: Cross multiply
    190,485.56x = 285,743.89 × 95,666.97
  4. Step 4: Simplify right side
    190,485.56x = 27,336,252,152.31
  5. Step 5: Solve for x
    x = 27,336,252,152.31/190,485.56
  6. Step 6: Final answer
    x = 143,508.26

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1.5x scale

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.