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Finding the Fourth Proportional to 53,843.37, 74,303.83 and 29,969.52

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Solution

The fourth proportional to 53,843.37, 74,303.83 and 29,969.52 is: 41,357.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,843.37 : 74,303.83 = 29,969.52 : x
  2. Step 2: Convert to fraction form
    53,843.37/74,303.83 = 29,969.52/x
  3. Step 3: Cross multiply
    53,843.37x = 74,303.83 × 29,969.52
  4. Step 4: Simplify right side
    53,843.37x = 2,226,850,119.26
  5. Step 5: Solve for x
    x = 2,226,850,119.26/53,843.37
  6. Step 6: Final answer
    x = 41,357.93

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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.