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Finding the Fourth Proportional to 154,894.48, 232,204.08 and 55,041.52

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Solution

The fourth proportional to 154,894.48, 232,204.08 and 55,041.52 is: 82,513.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,894.48 : 232,204.08 = 55,041.52 : x
  2. Step 2: Convert to fraction form
    154,894.48/232,204.08 = 55,041.52/x
  3. Step 3: Cross multiply
    154,894.48x = 232,204.08 × 55,041.52
  4. Step 4: Simplify right side
    154,894.48x = 12,780,865,513.40
  5. Step 5: Solve for x
    x = 12,780,865,513.40/154,894.48
  6. Step 6: Final answer
    x = 82,513.37

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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.