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Finding the Fourth Proportional to 272,029.60, 408,044.40 and 94,554.55

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Solution

The fourth proportional to 272,029.60, 408,044.40 and 94,554.55 is: 141,831.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,029.60 : 408,044.40 = 94,554.55 : x
  2. Step 2: Convert to fraction form
    272,029.60/408,044.40 = 94,554.55/x
  3. Step 3: Cross multiply
    272,029.60x = 408,044.40 × 94,554.55
  4. Step 4: Simplify right side
    272,029.60x = 38,582,454,622.02
  5. Step 5: Solve for x
    x = 38,582,454,622.02/272,029.60
  6. Step 6: Final answer
    x = 141,831.83

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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.