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Finding the Fourth Proportional to 95,707.80, 132,078.30 and 53,268.12

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Solution

The fourth proportional to 95,707.80, 132,078.30 and 53,268.12 is: 73,510.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,707.80 : 132,078.30 = 53,268.12 : x
  2. Step 2: Convert to fraction form
    95,707.80/132,078.30 = 53,268.12/x
  3. Step 3: Cross multiply
    95,707.80x = 132,078.30 × 53,268.12
  4. Step 4: Simplify right side
    95,707.80x = 7,035,562,733.80
  5. Step 5: Solve for x
    x = 7,035,562,733.80/95,707.80
  6. Step 6: Final answer
    x = 73,510.86

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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.