Home / 178,110.36-266,819.67-159,182.28

Finding the Fourth Proportional to 178,110.36, 266,819.67 and 159,182.28

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Solution

The fourth proportional to 178,110.36, 266,819.67 and 159,182.28 is: 238,464.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,110.36 : 266,819.67 = 159,182.28 : x
  2. Step 2: Convert to fraction form
    178,110.36/266,819.67 = 159,182.28/x
  3. Step 3: Cross multiply
    178,110.36x = 266,819.67 × 159,182.28
  4. Step 4: Simplify right side
    178,110.36x = 42,472,963,419.45
  5. Step 5: Solve for x
    x = 42,472,963,419.45/178,110.36
  6. Step 6: Final answer
    x = 238,464.31

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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.