Home / 190,571.31-262,986.58-104,528.51

Finding the Fourth Proportional to 190,571.31, 262,986.58 and 104,528.51

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Solution

The fourth proportional to 190,571.31, 262,986.58 and 104,528.51 is: 144,248.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,571.31 : 262,986.58 = 104,528.51 : x
  2. Step 2: Convert to fraction form
    190,571.31/262,986.58 = 104,528.51/x
  3. Step 3: Cross multiply
    190,571.31x = 262,986.58 × 104,528.51
  4. Step 4: Simplify right side
    190,571.31x = 27,489,595,159.32
  5. Step 5: Solve for x
    x = 27,489,595,159.32/190,571.31
  6. Step 6: Final answer
    x = 144,248.34

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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.