Home / 272,256.77-408,085.37-112,244.93

Finding the Fourth Proportional to 272,256.77, 408,085.37 and 112,244.93

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Solution

The fourth proportional to 272,256.77, 408,085.37 and 112,244.93 is: 168,243.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,256.77 : 408,085.37 = 112,244.93 : x
  2. Step 2: Convert to fraction form
    272,256.77/408,085.37 = 112,244.93/x
  3. Step 3: Cross multiply
    272,256.77x = 408,085.37 × 112,244.93
  4. Step 4: Simplify right side
    272,256.77x = 45,805,515,750.43
  5. Step 5: Solve for x
    x = 45,805,515,750.43/272,256.77
  6. Step 6: Final answer
    x = 168,243.81

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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.