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Finding the Fourth Proportional to 58,415.52, 80,529.52 and 41,619.36

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Solution

The fourth proportional to 58,415.52, 80,529.52 and 41,619.36 is: 57,374.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,415.52 : 80,529.52 = 41,619.36 : x
  2. Step 2: Convert to fraction form
    58,415.52/80,529.52 = 41,619.36/x
  3. Step 3: Cross multiply
    58,415.52x = 80,529.52 × 41,619.36
  4. Step 4: Simplify right side
    58,415.52x = 3,351,587,083.51
  5. Step 5: Solve for x
    x = 3,351,587,083.51/58,415.52
  6. Step 6: Final answer
    x = 57,374.94

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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.