Home / 65,833.48-98,782.62-30,768.04

Finding the Fourth Proportional to 65,833.48, 98,782.62 and 30,768.04

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Solution

The fourth proportional to 65,833.48, 98,782.62 and 30,768.04 is: 46,167.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,833.48 : 98,782.62 = 30,768.04 : x
  2. Step 2: Convert to fraction form
    65,833.48/98,782.62 = 30,768.04/x
  3. Step 3: Cross multiply
    65,833.48x = 98,782.62 × 30,768.04
  4. Step 4: Simplify right side
    65,833.48x = 3,039,347,603.46
  5. Step 5: Solve for x
    x = 3,039,347,603.46/65,833.48
  6. Step 6: Final answer
    x = 46,167.20

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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.