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Finding the Fourth Proportional to 73,377.77, 101,261.76 and 43,164.32

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Solution

The fourth proportional to 73,377.77, 101,261.76 and 43,164.32 is: 59,567.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,377.77 : 101,261.76 = 43,164.32 : x
  2. Step 2: Convert to fraction form
    73,377.77/101,261.76 = 43,164.32/x
  3. Step 3: Cross multiply
    73,377.77x = 101,261.76 × 43,164.32
  4. Step 4: Simplify right side
    73,377.77x = 4,370,895,012.40
  5. Step 5: Solve for x
    x = 4,370,895,012.40/73,377.77
  6. Step 6: Final answer
    x = 59,567.02

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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.