Home / 170,199.12-234,871.47-106,572

Finding the Fourth Proportional to 170,199.12, 234,871.47 and 106,572

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Solution

The fourth proportional to 170,199.12, 234,871.47 and 106,572 is: 147,067.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,199.12 : 234,871.47 = 106,572 : x
  2. Step 2: Convert to fraction form
    170,199.12/234,871.47 = 106,572/x
  3. Step 3: Cross multiply
    170,199.12x = 234,871.47 × 106,572
  4. Step 4: Simplify right side
    170,199.12x = 25,030,722,300.84
  5. Step 5: Solve for x
    x = 25,030,722,300.84/170,199.12
  6. Step 6: Final answer
    x = 147,067.28

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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.