Home / 176,003.23-242,820.78-115,606.60

Finding the Fourth Proportional to 176,003.23, 242,820.78 and 115,606.60

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Solution

The fourth proportional to 176,003.23, 242,820.78 and 115,606.60 is: 159,495.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,003.23 : 242,820.78 = 115,606.60 : x
  2. Step 2: Convert to fraction form
    176,003.23/242,820.78 = 115,606.60/x
  3. Step 3: Cross multiply
    176,003.23x = 242,820.78 × 115,606.60
  4. Step 4: Simplify right side
    176,003.23x = 28,071,684,785.15
  5. Step 5: Solve for x
    x = 28,071,684,785.15/176,003.23
  6. Step 6: Final answer
    x = 159,495.28

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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.