Home / 43,000.62-64,488.33-18,039.93

Finding the Fourth Proportional to 43,000.62, 64,488.33 and 18,039.93

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Solution

The fourth proportional to 43,000.62, 64,488.33 and 18,039.93 is: 27,054.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,000.62 : 64,488.33 = 18,039.93 : x
  2. Step 2: Convert to fraction form
    43,000.62/64,488.33 = 18,039.93/x
  3. Step 3: Cross multiply
    43,000.62x = 64,488.33 × 18,039.93
  4. Step 4: Simplify right side
    43,000.62x = 1,163,364,959.02
  5. Step 5: Solve for x
    x = 1,163,364,959.02/43,000.62
  6. Step 6: Final answer
    x = 27,054.61

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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.