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Finding the Fourth Proportional to 53,533.99, 73,879.23 and 29,660.59

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Solution

The fourth proportional to 53,533.99, 73,879.23 and 29,660.59 is: 40,932.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,533.99 : 73,879.23 = 29,660.59 : x
  2. Step 2: Convert to fraction form
    53,533.99/73,879.23 = 29,660.59/x
  3. Step 3: Cross multiply
    53,533.99x = 73,879.23 × 29,660.59
  4. Step 4: Simplify right side
    53,533.99x = 2,191,301,550.55
  5. Step 5: Solve for x
    x = 2,191,301,550.55/53,533.99
  6. Step 6: Final answer
    x = 40,932.90

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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.