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Finding the Fourth Proportional to 122,086.35, 183,410.95 and 117,041.94

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Solution

The fourth proportional to 122,086.35, 183,410.95 and 117,041.94 is: 175,832.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,086.35 : 183,410.95 = 117,041.94 : x
  2. Step 2: Convert to fraction form
    122,086.35/183,410.95 = 117,041.94/x
  3. Step 3: Cross multiply
    122,086.35x = 183,410.95 × 117,041.94
  4. Step 4: Simplify right side
    122,086.35x = 21,466,773,112.64
  5. Step 5: Solve for x
    x = 21,466,773,112.64/122,086.35
  6. Step 6: Final answer
    x = 175,832.70

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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.