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Finding the Fourth Proportional to 73,705.08, 101,750.40 and 43,499.58

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Solution

The fourth proportional to 73,705.08, 101,750.40 and 43,499.58 is: 60,051.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,705.08 : 101,750.40 = 43,499.58 : x
  2. Step 2: Convert to fraction form
    73,705.08/101,750.40 = 43,499.58/x
  3. Step 3: Cross multiply
    73,705.08x = 101,750.40 × 43,499.58
  4. Step 4: Simplify right side
    73,705.08x = 4,426,099,664.83
  5. Step 5: Solve for x
    x = 4,426,099,664.83/73,705.08
  6. Step 6: Final answer
    x = 60,051.49

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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.