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Finding the Fourth Proportional to 73,218.44, 101,043.06 and 44,907.40

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Solution

The fourth proportional to 73,218.44, 101,043.06 and 44,907.40 is: 61,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,218.44 : 101,043.06 = 44,907.40 : x
  2. Step 2: Convert to fraction form
    73,218.44/101,043.06 = 44,907.40/x
  3. Step 3: Cross multiply
    73,218.44x = 101,043.06 × 44,907.40
  4. Step 4: Simplify right side
    73,218.44x = 4,537,581,112.64
  5. Step 5: Solve for x
    x = 4,537,581,112.64/73,218.44
  6. Step 6: Final answer
    x = 61,973.20

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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.