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Finding the Fourth Proportional to 74,879.52, 103,333.23 and 41,345.52

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Solution

The fourth proportional to 74,879.52, 103,333.23 and 41,345.52 is: 57,056.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,879.52 : 103,333.23 = 41,345.52 : x
  2. Step 2: Convert to fraction form
    74,879.52/103,333.23 = 41,345.52/x
  3. Step 3: Cross multiply
    74,879.52x = 103,333.23 × 41,345.52
  4. Step 4: Simplify right side
    74,879.52x = 4,272,366,127.63
  5. Step 5: Solve for x
    x = 4,272,366,127.63/74,879.52
  6. Step 6: Final answer
    x = 57,056.54

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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.