Home / 144,630.72-216,975.24-51,202.08

Finding the Fourth Proportional to 144,630.72, 216,975.24 and 51,202.08

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Solution

The fourth proportional to 144,630.72, 216,975.24 and 51,202.08 is: 76,813.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,630.72 : 216,975.24 = 51,202.08 : x
  2. Step 2: Convert to fraction form
    144,630.72/216,975.24 = 51,202.08/x
  3. Step 3: Cross multiply
    144,630.72x = 216,975.24 × 51,202.08
  4. Step 4: Simplify right side
    144,630.72x = 11,109,583,596.50
  5. Step 5: Solve for x
    x = 11,109,583,596.50/144,630.72
  6. Step 6: Final answer
    x = 76,813.44

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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.