Home / 385,219.26-577,827.27-104,735.70

Finding the Fourth Proportional to 385,219.26, 577,827.27 and 104,735.70

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Solution

The fourth proportional to 385,219.26, 577,827.27 and 104,735.70 is: 157,103.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,219.26 : 577,827.27 = 104,735.70 : x
  2. Step 2: Convert to fraction form
    385,219.26/577,827.27 = 104,735.70/x
  3. Step 3: Cross multiply
    385,219.26x = 577,827.27 × 104,735.70
  4. Step 4: Simplify right side
    385,219.26x = 60,519,143,602.54
  5. Step 5: Solve for x
    x = 60,519,143,602.54/385,219.26
  6. Step 6: Final answer
    x = 157,103.11

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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.