Home / 364,078.30-545,688.40-164,164.62

Finding the Fourth Proportional to 364,078.30, 545,688.40 and 164,164.62

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Solution

The fourth proportional to 364,078.30, 545,688.40 and 164,164.62 is: 246,053.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,078.30 : 545,688.40 = 164,164.62 : x
  2. Step 2: Convert to fraction form
    364,078.30/545,688.40 = 164,164.62/x
  3. Step 3: Cross multiply
    364,078.30x = 545,688.40 × 164,164.62
  4. Step 4: Simplify right side
    364,078.30x = 89,582,728,824.41
  5. Step 5: Solve for x
    x = 89,582,728,824.41/364,078.30
  6. Step 6: Final answer
    x = 246,053.47

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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.