Home / 181,919.40-272,927.70-162,333.60

Finding the Fourth Proportional to 181,919.40, 272,927.70 and 162,333.60

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Solution

The fourth proportional to 181,919.40, 272,927.70 and 162,333.60 is: 243,543.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,919.40 : 272,927.70 = 162,333.60 : x
  2. Step 2: Convert to fraction form
    181,919.40/272,927.70 = 162,333.60/x
  3. Step 3: Cross multiply
    181,919.40x = 272,927.70 × 162,333.60
  4. Step 4: Simplify right side
    181,919.40x = 44,305,336,080.72
  5. Step 5: Solve for x
    x = 44,305,336,080.72/181,919.40
  6. Step 6: Final answer
    x = 243,543.77

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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.