Home / 204,915.28-282,807.24-114,285.52

Finding the Fourth Proportional to 204,915.28, 282,807.24 and 114,285.52

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Solution

The fourth proportional to 204,915.28, 282,807.24 and 114,285.52 is: 157,727.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,915.28 : 282,807.24 = 114,285.52 : x
  2. Step 2: Convert to fraction form
    204,915.28/282,807.24 = 114,285.52/x
  3. Step 3: Cross multiply
    204,915.28x = 282,807.24 × 114,285.52
  4. Step 4: Simplify right side
    204,915.28x = 32,320,772,483.16
  5. Step 5: Solve for x
    x = 32,320,772,483.16/204,915.28
  6. Step 6: Final answer
    x = 157,727.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.