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Finding the Fourth Proportional to 185,312.88, 277,989.74 and 58,923.56

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Solution

The fourth proportional to 185,312.88, 277,989.74 and 58,923.56 is: 88,391.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,312.88 : 277,989.74 = 58,923.56 : x
  2. Step 2: Convert to fraction form
    185,312.88/277,989.74 = 58,923.56/x
  3. Step 3: Cross multiply
    185,312.88x = 277,989.74 × 58,923.56
  4. Step 4: Simplify right side
    185,312.88x = 16,380,143,439.71
  5. Step 5: Solve for x
    x = 16,380,143,439.71/185,312.88
  6. Step 6: Final answer
    x = 88,391.82

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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.