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Finding the Fourth Proportional to 53,574.88, 73,936.56 and 29,702.56

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Solution

The fourth proportional to 53,574.88, 73,936.56 and 29,702.56 is: 40,991.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,574.88 : 73,936.56 = 29,702.56 : x
  2. Step 2: Convert to fraction form
    53,574.88/73,936.56 = 29,702.56/x
  3. Step 3: Cross multiply
    53,574.88x = 73,936.56 × 29,702.56
  4. Step 4: Simplify right side
    53,574.88x = 2,196,105,109.59
  5. Step 5: Solve for x
    x = 2,196,105,109.59/53,574.88
  6. Step 6: Final answer
    x = 40,991.32

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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.