Home / 53,786.95-80,702.50-23,785.36

Finding the Fourth Proportional to 53,786.95, 80,702.50 and 23,785.36

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Solution

The fourth proportional to 53,786.95, 80,702.50 and 23,785.36 is: 35,687.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,786.95 : 80,702.50 = 23,785.36 : x
  2. Step 2: Convert to fraction form
    53,786.95/80,702.50 = 23,785.36/x
  3. Step 3: Cross multiply
    53,786.95x = 80,702.50 × 23,785.36
  4. Step 4: Simplify right side
    53,786.95x = 1,919,538,015.40
  5. Step 5: Solve for x
    x = 1,919,538,015.40/53,786.95
  6. Step 6: Final answer
    x = 35,687.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.