Home / 202,323.37-279,206.26-111,679.35

Finding the Fourth Proportional to 202,323.37, 279,206.26 and 111,679.35

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Solution

The fourth proportional to 202,323.37, 279,206.26 and 111,679.35 is: 154,117.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,323.37 : 279,206.26 = 111,679.35 : x
  2. Step 2: Convert to fraction form
    202,323.37/279,206.26 = 111,679.35/x
  3. Step 3: Cross multiply
    202,323.37x = 279,206.26 × 111,679.35
  4. Step 4: Simplify right side
    202,323.37x = 31,181,573,632.73
  5. Step 5: Solve for x
    x = 31,181,573,632.73/202,323.37
  6. Step 6: Final answer
    x = 154,117.51

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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.