Home / 65,536.09-98,325.60-21,163.17

Finding the Fourth Proportional to 65,536.09, 98,325.60 and 21,163.17

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Solution

The fourth proportional to 65,536.09, 98,325.60 and 21,163.17 is: 31,751.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,536.09 : 98,325.60 = 21,163.17 : x
  2. Step 2: Convert to fraction form
    65,536.09/98,325.60 = 21,163.17/x
  3. Step 3: Cross multiply
    65,536.09x = 98,325.60 × 21,163.17
  4. Step 4: Simplify right side
    65,536.09x = 2,080,881,677.51
  5. Step 5: Solve for x
    x = 2,080,881,677.51/65,536.09
  6. Step 6: Final answer
    x = 31,751.69

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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.