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Finding the Fourth Proportional to 73,599.63, 101,580.74 and 43,383.16

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Solution

The fourth proportional to 73,599.63, 101,580.74 and 43,383.16 is: 59,876.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,599.63 : 101,580.74 = 43,383.16 : x
  2. Step 2: Convert to fraction form
    73,599.63/101,580.74 = 43,383.16/x
  3. Step 3: Cross multiply
    73,599.63x = 101,580.74 × 43,383.16
  4. Step 4: Simplify right side
    73,599.63x = 4,406,893,496.34
  5. Step 5: Solve for x
    x = 4,406,893,496.34/73,599.63
  6. Step 6: Final answer
    x = 59,876.57

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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.