Home / 124,584.61-186,890.88-45,698.61

Finding the Fourth Proportional to 124,584.61, 186,890.88 and 45,698.61

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Solution

The fourth proportional to 124,584.61, 186,890.88 and 45,698.61 is: 68,553.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,584.61 : 186,890.88 = 45,698.61 : x
  2. Step 2: Convert to fraction form
    124,584.61/186,890.88 = 45,698.61/x
  3. Step 3: Cross multiply
    124,584.61x = 186,890.88 × 45,698.61
  4. Step 4: Simplify right side
    124,584.61x = 8,540,652,908.21
  5. Step 5: Solve for x
    x = 8,540,652,908.21/124,584.61
  6. Step 6: Final answer
    x = 68,553.03

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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.