Home / 29,259.63-43,895.52-12,620.61

Finding the Fourth Proportional to 29,259.63, 43,895.52 and 12,620.61

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Solution

The fourth proportional to 29,259.63, 43,895.52 and 12,620.61 is: 18,933.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,259.63 : 43,895.52 = 12,620.61 : x
  2. Step 2: Convert to fraction form
    29,259.63/43,895.52 = 12,620.61/x
  3. Step 3: Cross multiply
    29,259.63x = 43,895.52 × 12,620.61
  4. Step 4: Simplify right side
    29,259.63x = 553,988,238.67
  5. Step 5: Solve for x
    x = 553,988,238.67/29,259.63
  6. Step 6: Final answer
    x = 18,933.54

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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.