Home / 160,983.89-222,168.10-93,003.76

Finding the Fourth Proportional to 160,983.89, 222,168.10 and 93,003.76

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Solution

The fourth proportional to 160,983.89, 222,168.10 and 93,003.76 is: 128,351.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,983.89 : 222,168.10 = 93,003.76 : x
  2. Step 2: Convert to fraction form
    160,983.89/222,168.10 = 93,003.76/x
  3. Step 3: Cross multiply
    160,983.89x = 222,168.10 × 93,003.76
  4. Step 4: Simplify right side
    160,983.89x = 20,662,467,541.22
  5. Step 5: Solve for x
    x = 20,662,467,541.22/160,983.89
  6. Step 6: Final answer
    x = 128,351.15

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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.