Home / 170,526.94-255,571.50-81,647.26

Finding the Fourth Proportional to 170,526.94, 255,571.50 and 81,647.26

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Solution

The fourth proportional to 170,526.94, 255,571.50 and 81,647.26 is: 122,366.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,526.94 : 255,571.50 = 81,647.26 : x
  2. Step 2: Convert to fraction form
    170,526.94/255,571.50 = 81,647.26/x
  3. Step 3: Cross multiply
    170,526.94x = 255,571.50 × 81,647.26
  4. Step 4: Simplify right side
    170,526.94x = 20,866,712,709.09
  5. Step 5: Solve for x
    x = 20,866,712,709.09/170,526.94
  6. Step 6: Final answer
    x = 122,366.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.