Home / 190,893.40-263,445.08-106,010.48

Finding the Fourth Proportional to 190,893.40, 263,445.08 and 106,010.48

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Solution

The fourth proportional to 190,893.40, 263,445.08 and 106,010.48 is: 146,301.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,893.40 : 263,445.08 = 106,010.48 : x
  2. Step 2: Convert to fraction form
    190,893.40/263,445.08 = 106,010.48/x
  3. Step 3: Cross multiply
    190,893.40x = 263,445.08 × 106,010.48
  4. Step 4: Simplify right side
    190,893.40x = 27,927,939,384.44
  5. Step 5: Solve for x
    x = 27,927,939,384.44/190,893.40
  6. Step 6: Final answer
    x = 146,301.23

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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.