Home / 38,906.32-53,712.84-25,696.72

Finding the Fourth Proportional to 38,906.32, 53,712.84 and 25,696.72

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Solution

The fourth proportional to 38,906.32, 53,712.84 and 25,696.72 is: 35,476.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,906.32 : 53,712.84 = 25,696.72 : x
  2. Step 2: Convert to fraction form
    38,906.32/53,712.84 = 25,696.72/x
  3. Step 3: Cross multiply
    38,906.32x = 53,712.84 × 25,696.72
  4. Step 4: Simplify right side
    38,906.32x = 1,380,243,809.88
  5. Step 5: Solve for x
    x = 1,380,243,809.88/38,906.32
  6. Step 6: Final answer
    x = 35,476.08

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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.