Home / 190,561.86-262,973.58-104,519.09

Finding the Fourth Proportional to 190,561.86, 262,973.58 and 104,519.09

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Solution

The fourth proportional to 190,561.86, 262,973.58 and 104,519.09 is: 144,235.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,561.86 : 262,973.58 = 104,519.09 : x
  2. Step 2: Convert to fraction form
    190,561.86/262,973.58 = 104,519.09/x
  3. Step 3: Cross multiply
    190,561.86x = 262,973.58 × 104,519.09
  4. Step 4: Simplify right side
    190,561.86x = 27,485,759,541.13
  5. Step 5: Solve for x
    x = 27,485,759,541.13/190,561.86
  6. Step 6: Final answer
    x = 144,235.37

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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.