Home / 274,621.59-411,867.81-154,730.57

Finding the Fourth Proportional to 274,621.59, 411,867.81 and 154,730.57

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Solution

The fourth proportional to 274,621.59, 411,867.81 and 154,730.57 is: 232,059.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,621.59 : 411,867.81 = 154,730.57 : x
  2. Step 2: Convert to fraction form
    274,621.59/411,867.81 = 154,730.57/x
  3. Step 3: Cross multiply
    274,621.59x = 411,867.81 × 154,730.57
  4. Step 4: Simplify right side
    274,621.59x = 63,728,538,946.61
  5. Step 5: Solve for x
    x = 63,728,538,946.61/274,621.59
  6. Step 6: Final answer
    x = 232,059.46

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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.