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Finding the Fourth Proportional to 70,324.44, 97,047.87 and 38,495.37

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Solution

The fourth proportional to 70,324.44, 97,047.87 and 38,495.37 is: 53,123.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,324.44 : 97,047.87 = 38,495.37 : x
  2. Step 2: Convert to fraction form
    70,324.44/97,047.87 = 38,495.37/x
  3. Step 3: Cross multiply
    70,324.44x = 97,047.87 × 38,495.37
  4. Step 4: Simplify right side
    70,324.44x = 3,735,893,663.36
  5. Step 5: Solve for x
    x = 3,735,893,663.36/70,324.44
  6. Step 6: Final answer
    x = 53,123.69

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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.