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Finding the Fourth Proportional to 114,600.80, 171,944.40 and 55,488.80

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Solution

The fourth proportional to 114,600.80, 171,944.40 and 55,488.80 is: 83,254.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,600.80 : 171,944.40 = 55,488.80 : x
  2. Step 2: Convert to fraction form
    114,600.80/171,944.40 = 55,488.80/x
  3. Step 3: Cross multiply
    114,600.80x = 171,944.40 × 55,488.80
  4. Step 4: Simplify right side
    114,600.80x = 9,540,988,422.72
  5. Step 5: Solve for x
    x = 9,540,988,422.72/114,600.80
  6. Step 6: Final answer
    x = 83,254.12

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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.