Home / 276,323.26-381,326.08-157,091.26

Finding the Fourth Proportional to 276,323.26, 381,326.08 and 157,091.26

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Solution

The fourth proportional to 276,323.26, 381,326.08 and 157,091.26 is: 216,785.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,323.26 : 381,326.08 = 157,091.26 : x
  2. Step 2: Convert to fraction form
    276,323.26/381,326.08 = 157,091.26/x
  3. Step 3: Cross multiply
    276,323.26x = 381,326.08 × 157,091.26
  4. Step 4: Simplify right side
    276,323.26x = 59,902,994,378.06
  5. Step 5: Solve for x
    x = 59,902,994,378.06/276,323.26
  6. Step 6: Final answer
    x = 216,785.93

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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.