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Finding the Fourth Proportional to 97,324.63, 134,238.83 and 63,270.30

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Solution

The fourth proportional to 97,324.63, 134,238.83 and 63,270.30 is: 87,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,324.63 : 134,238.83 = 63,270.30 : x
  2. Step 2: Convert to fraction form
    97,324.63/134,238.83 = 63,270.30/x
  3. Step 3: Cross multiply
    97,324.63x = 134,238.83 × 63,270.30
  4. Step 4: Simplify right side
    97,324.63x = 8,493,331,045.75
  5. Step 5: Solve for x
    x = 8,493,331,045.75/97,324.63
  6. Step 6: Final answer
    x = 87,268.05

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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.