Home / 65,735.96-98,574.71-40,775.00

Finding the Fourth Proportional to 65,735.96, 98,574.71 and 40,775.00

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Solution

The fourth proportional to 65,735.96, 98,574.71 and 40,775.00 is: 61,144.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,735.96 : 98,574.71 = 40,775.00 : x
  2. Step 2: Convert to fraction form
    65,735.96/98,574.71 = 40,775.00/x
  3. Step 3: Cross multiply
    65,735.96x = 98,574.71 × 40,775.00
  4. Step 4: Simplify right side
    65,735.96x = 4,019,383,103.50
  5. Step 5: Solve for x
    x = 4,019,383,103.50/65,735.96
  6. Step 6: Final answer
    x = 61,144.36

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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.