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Finding the Fourth Proportional to 95,980.50, 132,453.21 and 53,541.72

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Solution

The fourth proportional to 95,980.50, 132,453.21 and 53,541.72 is: 73,887.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,980.50 : 132,453.21 = 53,541.72 : x
  2. Step 2: Convert to fraction form
    95,980.50/132,453.21 = 53,541.72/x
  3. Step 3: Cross multiply
    95,980.50x = 132,453.21 × 53,541.72
  4. Step 4: Simplify right side
    95,980.50x = 7,091,772,682.92
  5. Step 5: Solve for x
    x = 7,091,772,682.92/95,980.50
  6. Step 6: Final answer
    x = 73,887.64

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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.