Home / 181,128.56-271,803.40-114,476.90

Finding the Fourth Proportional to 181,128.56, 271,803.40 and 114,476.90

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Solution

The fourth proportional to 181,128.56, 271,803.40 and 114,476.90 is: 171,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,128.56 : 271,803.40 = 114,476.90 : x
  2. Step 2: Convert to fraction form
    181,128.56/271,803.40 = 114,476.90/x
  3. Step 3: Cross multiply
    181,128.56x = 271,803.40 × 114,476.90
  4. Step 4: Simplify right side
    181,128.56x = 31,115,208,996.25
  5. Step 5: Solve for x
    x = 31,115,208,996.25/181,128.56
  6. Step 6: Final answer
    x = 171,785.22

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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.