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Finding the Fourth Proportional to 171,532.01, 236,559.96 and 111,039.59

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Solution

The fourth proportional to 171,532.01, 236,559.96 and 111,039.59 is: 153,134.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,532.01 : 236,559.96 = 111,039.59 : x
  2. Step 2: Convert to fraction form
    171,532.01/236,559.96 = 111,039.59/x
  3. Step 3: Cross multiply
    171,532.01x = 236,559.96 × 111,039.59
  4. Step 4: Simplify right side
    171,532.01x = 26,267,521,560.22
  5. Step 5: Solve for x
    x = 26,267,521,560.22/171,532.01
  6. Step 6: Final answer
    x = 153,134.81

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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.