Home / 96,841.31-145,270.35-26,720.64

Finding the Fourth Proportional to 96,841.31, 145,270.35 and 26,720.64

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Solution

The fourth proportional to 96,841.31, 145,270.35 and 26,720.64 is: 40,083.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,841.31 : 145,270.35 = 26,720.64 : x
  2. Step 2: Convert to fraction form
    96,841.31/145,270.35 = 26,720.64/x
  3. Step 3: Cross multiply
    96,841.31x = 145,270.35 × 26,720.64
  4. Step 4: Simplify right side
    96,841.31x = 3,881,716,725.02
  5. Step 5: Solve for x
    x = 3,881,716,725.02/96,841.31
  6. Step 6: Final answer
    x = 40,083.28

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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.