Home / 113,628.83-170,393.42-38,728.33

Finding the Fourth Proportional to 113,628.83, 170,393.42 and 38,728.33

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Solution

The fourth proportional to 113,628.83, 170,393.42 and 38,728.33 is: 58,075.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,628.83 : 170,393.42 = 38,728.33 : x
  2. Step 2: Convert to fraction form
    113,628.83/170,393.42 = 38,728.33/x
  3. Step 3: Cross multiply
    113,628.83x = 170,393.42 × 38,728.33
  4. Step 4: Simplify right side
    113,628.83x = 6,599,052,270.43
  5. Step 5: Solve for x
    x = 6,599,052,270.43/113,628.83
  6. Step 6: Final answer
    x = 58,075.51

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1.5x scale

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.