Home / 457,829.49-686,522.63-158,204.96

Finding the Fourth Proportional to 457,829.49, 686,522.63 and 158,204.96

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Solution

The fourth proportional to 457,829.49, 686,522.63 and 158,204.96 is: 237,230.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,829.49 : 686,522.63 = 158,204.96 : x
  2. Step 2: Convert to fraction form
    457,829.49/686,522.63 = 158,204.96/x
  3. Step 3: Cross multiply
    457,829.49x = 686,522.63 × 158,204.96
  4. Step 4: Simplify right side
    457,829.49x = 108,611,282,181.14
  5. Step 5: Solve for x
    x = 108,611,282,181.14/457,829.49
  6. Step 6: Final answer
    x = 237,230.86

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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.