Home / 171,505.11-236,710.23-98,954.92

Finding the Fourth Proportional to 171,505.11, 236,710.23 and 98,954.92

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Solution

The fourth proportional to 171,505.11, 236,710.23 and 98,954.92 is: 136,576.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,505.11 : 236,710.23 = 98,954.92 : x
  2. Step 2: Convert to fraction form
    171,505.11/236,710.23 = 98,954.92/x
  3. Step 3: Cross multiply
    171,505.11x = 236,710.23 × 98,954.92
  4. Step 4: Simplify right side
    171,505.11x = 23,423,640,814.03
  5. Step 5: Solve for x
    x = 23,423,640,814.03/171,505.11
  6. Step 6: Final answer
    x = 136,576.93

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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.