Home / 96,839-145,266.86-26,718.31

Finding the Fourth Proportional to 96,839, 145,266.86 and 26,718.31

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Solution

The fourth proportional to 96,839, 145,266.86 and 26,718.31 is: 40,079.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,839 : 145,266.86 = 26,718.31 : x
  2. Step 2: Convert to fraction form
    96,839/145,266.86 = 26,718.31/x
  3. Step 3: Cross multiply
    96,839x = 145,266.86 × 26,718.31
  4. Step 4: Simplify right side
    96,839x = 3,881,284,998.21
  5. Step 5: Solve for x
    x = 3,881,284,998.21/96,839
  6. Step 6: Final answer
    x = 40,079.77

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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.