Home / 38,738.06-53,422.97-25,981.01

Finding the Fourth Proportional to 38,738.06, 53,422.97 and 25,981.01

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Solution

The fourth proportional to 38,738.06, 53,422.97 and 25,981.01 is: 35,829.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,738.06 : 53,422.97 = 25,981.01 : x
  2. Step 2: Convert to fraction form
    38,738.06/53,422.97 = 25,981.01/x
  3. Step 3: Cross multiply
    38,738.06x = 53,422.97 × 25,981.01
  4. Step 4: Simplify right side
    38,738.06x = 1,387,982,320.78
  5. Step 5: Solve for x
    x = 1,387,982,320.78/38,738.06
  6. Step 6: Final answer
    x = 35,829.94

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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.