Home / 228,016.56-342,094.04-161,585.20

Finding the Fourth Proportional to 228,016.56, 342,094.04 and 161,585.20

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Solution

The fourth proportional to 228,016.56, 342,094.04 and 161,585.20 is: 242,426.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,016.56 : 342,094.04 = 161,585.20 : x
  2. Step 2: Convert to fraction form
    228,016.56/342,094.04 = 161,585.20/x
  3. Step 3: Cross multiply
    228,016.56x = 342,094.04 × 161,585.20
  4. Step 4: Simplify right side
    228,016.56x = 55,277,333,872.21
  5. Step 5: Solve for x
    x = 55,277,333,872.21/228,016.56
  6. Step 6: Final answer
    x = 242,426.84

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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.