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Finding the Fourth Proportional to 73,346.56, 101,207.28 and 43,129.60

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Solution

The fourth proportional to 73,346.56, 101,207.28 and 43,129.60 is: 59,512.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,346.56 : 101,207.28 = 43,129.60 : x
  2. Step 2: Convert to fraction form
    73,346.56/101,207.28 = 43,129.60/x
  3. Step 3: Cross multiply
    73,346.56x = 101,207.28 × 43,129.60
  4. Step 4: Simplify right side
    73,346.56x = 4,365,029,503.49
  5. Step 5: Solve for x
    x = 4,365,029,503.49/73,346.56
  6. Step 6: Final answer
    x = 59,512.40

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1.5x scale

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.