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Finding the Fourth Proportional to 54,603.56, 75,323.46 and 36,485.48

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Solution

The fourth proportional to 54,603.56, 75,323.46 and 36,485.48 is: 50,330.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,603.56 : 75,323.46 = 36,485.48 : x
  2. Step 2: Convert to fraction form
    54,603.56/75,323.46 = 36,485.48/x
  3. Step 3: Cross multiply
    54,603.56x = 75,323.46 × 36,485.48
  4. Step 4: Simplify right side
    54,603.56x = 2,748,212,593.36
  5. Step 5: Solve for x
    x = 2,748,212,593.36/54,603.56
  6. Step 6: Final answer
    x = 50,330.28

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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.