Home / 70,845.92-97,785.60-43,972.64

Finding the Fourth Proportional to 70,845.92, 97,785.60 and 43,972.64

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Solution

The fourth proportional to 70,845.92, 97,785.60 and 43,972.64 is: 60,693.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,845.92 : 97,785.60 = 43,972.64 : x
  2. Step 2: Convert to fraction form
    70,845.92/97,785.60 = 43,972.64/x
  3. Step 3: Cross multiply
    70,845.92x = 97,785.60 × 43,972.64
  4. Step 4: Simplify right side
    70,845.92x = 4,299,890,985.98
  5. Step 5: Solve for x
    x = 4,299,890,985.98/70,845.92
  6. Step 6: Final answer
    x = 60,693.56

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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.