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Finding the Fourth Proportional to 72,070.56, 108,104.63 and 32,600.07

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Solution

The fourth proportional to 72,070.56, 108,104.63 and 32,600.07 is: 48,899.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,070.56 : 108,104.63 = 32,600.07 : x
  2. Step 2: Convert to fraction form
    72,070.56/108,104.63 = 32,600.07/x
  3. Step 3: Cross multiply
    72,070.56x = 108,104.63 × 32,600.07
  4. Step 4: Simplify right side
    72,070.56x = 3,524,218,342.32
  5. Step 5: Solve for x
    x = 3,524,218,342.32/72,070.56
  6. Step 6: Final answer
    x = 48,899.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.