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Finding the Fourth Proportional to 185,097.96, 277,643.70 and 60,438.96

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Solution

The fourth proportional to 185,097.96, 277,643.70 and 60,438.96 is: 90,657.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,097.96 : 277,643.70 = 60,438.96 : x
  2. Step 2: Convert to fraction form
    185,097.96/277,643.70 = 60,438.96/x
  3. Step 3: Cross multiply
    185,097.96x = 277,643.70 × 60,438.96
  4. Step 4: Simplify right side
    185,097.96x = 16,780,496,478.55
  5. Step 5: Solve for x
    x = 16,780,496,478.55/185,097.96
  6. Step 6: Final answer
    x = 90,657.38

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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.