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Finding the Fourth Proportional to 29,999.60, 44,998.84 and 8,953.92

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Solution

The fourth proportional to 29,999.60, 44,998.84 and 8,953.92 is: 13,430.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,999.60 : 44,998.84 = 8,953.92 : x
  2. Step 2: Convert to fraction form
    29,999.60/44,998.84 = 8,953.92/x
  3. Step 3: Cross multiply
    29,999.60x = 44,998.84 × 8,953.92
  4. Step 4: Simplify right side
    29,999.60x = 402,916,024.65
  5. Step 5: Solve for x
    x = 402,916,024.65/29,999.60
  6. Step 6: Final answer
    x = 13,430.71

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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.