Home / 38,623.76-53,264.30-25,205.30

Finding the Fourth Proportional to 38,623.76, 53,264.30 and 25,205.30

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Solution

The fourth proportional to 38,623.76, 53,264.30 and 25,205.30 is: 34,759.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,623.76 : 53,264.30 = 25,205.30 : x
  2. Step 2: Convert to fraction form
    38,623.76/53,264.30 = 25,205.30/x
  3. Step 3: Cross multiply
    38,623.76x = 53,264.30 × 25,205.30
  4. Step 4: Simplify right side
    38,623.76x = 1,342,542,660.79
  5. Step 5: Solve for x
    x = 1,342,542,660.79/38,623.76
  6. Step 6: Final answer
    x = 34,759.50

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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.