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Finding the Fourth Proportional to 70,703.44, 97,533.64 and 43,837.20

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Solution

The fourth proportional to 70,703.44, 97,533.64 and 43,837.20 is: 60,472.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,703.44 : 97,533.64 = 43,837.20 : x
  2. Step 2: Convert to fraction form
    70,703.44/97,533.64 = 43,837.20/x
  3. Step 3: Cross multiply
    70,703.44x = 97,533.64 × 43,837.20
  4. Step 4: Simplify right side
    70,703.44x = 4,275,601,683.41
  5. Step 5: Solve for x
    x = 4,275,601,683.41/70,703.44
  6. Step 6: Final answer
    x = 60,472.33

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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.