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Finding the Fourth Proportional to 73,459.64, 101,395.32 and 43,262.48

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Solution

The fourth proportional to 73,459.64, 101,395.32 and 43,262.48 is: 59,714.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,459.64 : 101,395.32 = 43,262.48 : x
  2. Step 2: Convert to fraction form
    73,459.64/101,395.32 = 43,262.48/x
  3. Step 3: Cross multiply
    73,459.64x = 101,395.32 × 43,262.48
  4. Step 4: Simplify right side
    73,459.64x = 4,386,612,496.62
  5. Step 5: Solve for x
    x = 4,386,612,496.62/73,459.64
  6. Step 6: Final answer
    x = 59,714.60

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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.