Home / 65,804.23-98,720.93-30,724.75

Finding the Fourth Proportional to 65,804.23, 98,720.93 and 30,724.75

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Solution

The fourth proportional to 65,804.23, 98,720.93 and 30,724.75 is: 46,093.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,804.23 : 98,720.93 = 30,724.75 : x
  2. Step 2: Convert to fraction form
    65,804.23/98,720.93 = 30,724.75/x
  3. Step 3: Cross multiply
    65,804.23x = 98,720.93 × 30,724.75
  4. Step 4: Simplify right side
    65,804.23x = 3,033,175,894.02
  5. Step 5: Solve for x
    x = 3,033,175,894.02/65,804.23
  6. Step 6: Final answer
    x = 46,093.93

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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.