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Finding the Fourth Proportional to 74,835, 103,272.44 and 41,301

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Solution

The fourth proportional to 74,835, 103,272.44 and 41,301 is: 56,995.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,835 : 103,272.44 = 41,301 : x
  2. Step 2: Convert to fraction form
    74,835/103,272.44 = 41,301/x
  3. Step 3: Cross multiply
    74,835x = 103,272.44 × 41,301
  4. Step 4: Simplify right side
    74,835x = 4,265,254,837.94
  5. Step 5: Solve for x
    x = 4,265,254,837.94/74,835
  6. Step 6: Final answer
    x = 56,995.45

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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.