Home / 98,584.08-147,884.31-39,387.48

Finding the Fourth Proportional to 98,584.08, 147,884.31 and 39,387.48

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Solution

The fourth proportional to 98,584.08, 147,884.31 and 39,387.48 is: 59,084.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,584.08 : 147,884.31 = 39,387.48 : x
  2. Step 2: Convert to fraction form
    98,584.08/147,884.31 = 39,387.48/x
  3. Step 3: Cross multiply
    98,584.08x = 147,884.31 × 39,387.48
  4. Step 4: Simplify right side
    98,584.08x = 5,824,790,302.44
  5. Step 5: Solve for x
    x = 5,824,790,302.44/98,584.08
  6. Step 6: Final answer
    x = 59,084.49

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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.