Home / 114,980.26-172,470.44-51,726.50

Finding the Fourth Proportional to 114,980.26, 172,470.44 and 51,726.50

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Solution

The fourth proportional to 114,980.26, 172,470.44 and 51,726.50 is: 77,589.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,980.26 : 172,470.44 = 51,726.50 : x
  2. Step 2: Convert to fraction form
    114,980.26/172,470.44 = 51,726.50/x
  3. Step 3: Cross multiply
    114,980.26x = 172,470.44 × 51,726.50
  4. Step 4: Simplify right side
    114,980.26x = 8,921,292,214.66
  5. Step 5: Solve for x
    x = 8,921,292,214.66/114,980.26
  6. Step 6: Final answer
    x = 77,589.77

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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.