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Finding the Fourth Proportional to 114,053.54, 171,080.60 and 30,947.54

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Solution

The fourth proportional to 114,053.54, 171,080.60 and 30,947.54 is: 46,421.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,053.54 : 171,080.60 = 30,947.54 : x
  2. Step 2: Convert to fraction form
    114,053.54/171,080.60 = 30,947.54/x
  3. Step 3: Cross multiply
    114,053.54x = 171,080.60 × 30,947.54
  4. Step 4: Simplify right side
    114,053.54x = 5,294,522,701.58
  5. Step 5: Solve for x
    x = 5,294,522,701.58/114,053.54
  6. Step 6: Final answer
    x = 46,421.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.