Home / 74,573.85-102,914.06-40,584.52

Finding the Fourth Proportional to 74,573.85, 102,914.06 and 40,584.52

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Solution

The fourth proportional to 74,573.85, 102,914.06 and 40,584.52 is: 56,007.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,573.85 : 102,914.06 = 40,584.52 : x
  2. Step 2: Convert to fraction form
    74,573.85/102,914.06 = 40,584.52/x
  3. Step 3: Cross multiply
    74,573.85x = 102,914.06 × 40,584.52
  4. Step 4: Simplify right side
    74,573.85x = 4,176,717,726.35
  5. Step 5: Solve for x
    x = 4,176,717,726.35/74,573.85
  6. Step 6: Final answer
    x = 56,007.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.