Home / 171,391.89-236,523.33-98,754.75

Finding the Fourth Proportional to 171,391.89, 236,523.33 and 98,754.75

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Solution

The fourth proportional to 171,391.89, 236,523.33 and 98,754.75 is: 136,283.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,391.89 : 236,523.33 = 98,754.75 : x
  2. Step 2: Convert to fraction form
    171,391.89/236,523.33 = 98,754.75/x
  3. Step 3: Cross multiply
    171,391.89x = 236,523.33 × 98,754.75
  4. Step 4: Simplify right side
    171,391.89x = 23,357,802,323.32
  5. Step 5: Solve for x
    x = 23,357,802,323.32/171,391.89
  6. Step 6: Final answer
    x = 136,283.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.