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Finding the Fourth Proportional to 53,504.25, 73,835.71 and 30,843.11

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Solution

The fourth proportional to 53,504.25, 73,835.71 and 30,843.11 is: 42,563.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,504.25 : 73,835.71 = 30,843.11 : x
  2. Step 2: Convert to fraction form
    53,504.25/73,835.71 = 30,843.11/x
  3. Step 3: Cross multiply
    53,504.25x = 73,835.71 × 30,843.11
  4. Step 4: Simplify right side
    53,504.25x = 2,277,322,925.46
  5. Step 5: Solve for x
    x = 2,277,322,925.46/53,504.25
  6. Step 6: Final answer
    x = 42,563.40

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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.