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Finding the Fourth Proportional to 74,598.36, 102,934.98 and 41,064.36

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Solution

The fourth proportional to 74,598.36, 102,934.98 and 41,064.36 is: 56,662.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,598.36 : 102,934.98 = 41,064.36 : x
  2. Step 2: Convert to fraction form
    74,598.36/102,934.98 = 41,064.36/x
  3. Step 3: Cross multiply
    74,598.36x = 102,934.98 × 41,064.36
  4. Step 4: Simplify right side
    74,598.36x = 4,226,959,075.31
  5. Step 5: Solve for x
    x = 4,226,959,075.31/74,598.36
  6. Step 6: Final answer
    x = 56,662.90

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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.