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Finding the Fourth Proportional to 84,231.48, 116,240.94 and 46,503.48

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Solution

The fourth proportional to 84,231.48, 116,240.94 and 46,503.48 is: 64,175.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,231.48 : 116,240.94 = 46,503.48 : x
  2. Step 2: Convert to fraction form
    84,231.48/116,240.94 = 46,503.48/x
  3. Step 3: Cross multiply
    84,231.48x = 116,240.94 × 46,503.48
  4. Step 4: Simplify right side
    84,231.48x = 5,405,608,228.47
  5. Step 5: Solve for x
    x = 5,405,608,228.47/84,231.48
  6. Step 6: Final answer
    x = 64,175.63

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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.