Home / 190,555.49-262,971.20-104,518.00

Finding the Fourth Proportional to 190,555.49, 262,971.20 and 104,518.00

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Solution

The fourth proportional to 190,555.49, 262,971.20 and 104,518.00 is: 144,237.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,555.49 : 262,971.20 = 104,518.00 : x
  2. Step 2: Convert to fraction form
    190,555.49/262,971.20 = 104,518.00/x
  3. Step 3: Cross multiply
    190,555.49x = 262,971.20 × 104,518.00
  4. Step 4: Simplify right side
    190,555.49x = 27,485,222,044.15
  5. Step 5: Solve for x
    x = 27,485,222,044.15/190,555.49
  6. Step 6: Final answer
    x = 144,237.37

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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.