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Finding the Fourth Proportional to 98,871.49, 148,305.99 and 23,992.25

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Solution

The fourth proportional to 98,871.49, 148,305.99 and 23,992.25 is: 35,988.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,871.49 : 148,305.99 = 23,992.25 : x
  2. Step 2: Convert to fraction form
    98,871.49/148,305.99 = 23,992.25/x
  3. Step 3: Cross multiply
    98,871.49x = 148,305.99 × 23,992.25
  4. Step 4: Simplify right side
    98,871.49x = 3,558,194,268.62
  5. Step 5: Solve for x
    x = 3,558,194,268.62/98,871.49
  6. Step 6: Final answer
    x = 35,988.07

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1.5x scale

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.