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Finding the Fourth Proportional to 53,329.92, 79,995.84 and 29,905.92

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Solution

The fourth proportional to 53,329.92, 79,995.84 and 29,905.92 is: 44,859.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,329.92 : 79,995.84 = 29,905.92 : x
  2. Step 2: Convert to fraction form
    53,329.92/79,995.84 = 29,905.92/x
  3. Step 3: Cross multiply
    53,329.92x = 79,995.84 × 29,905.92
  4. Step 4: Simplify right side
    53,329.92x = 2,392,349,191.37
  5. Step 5: Solve for x
    x = 2,392,349,191.37/53,329.92
  6. Step 6: Final answer
    x = 44,859.42

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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.