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Finding the Fourth Proportional to 171,059.04, 236,040.48 and 99,455.04

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Solution

The fourth proportional to 171,059.04, 236,040.48 and 99,455.04 is: 137,235.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,059.04 : 236,040.48 = 99,455.04 : x
  2. Step 2: Convert to fraction form
    171,059.04/236,040.48 = 99,455.04/x
  3. Step 3: Cross multiply
    171,059.04x = 236,040.48 × 99,455.04
  4. Step 4: Simplify right side
    171,059.04x = 23,475,415,380.02
  5. Step 5: Solve for x
    x = 23,475,415,380.02/171,059.04
  6. Step 6: Final answer
    x = 137,235.75

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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.