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Finding the Fourth Proportional to 184,191.94, 254,184.47 and 103,619.50

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Solution

The fourth proportional to 184,191.94, 254,184.47 and 103,619.50 is: 142,994.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,191.94 : 254,184.47 = 103,619.50 : x
  2. Step 2: Convert to fraction form
    184,191.94/254,184.47 = 103,619.50/x
  3. Step 3: Cross multiply
    184,191.94x = 254,184.47 × 103,619.50
  4. Step 4: Simplify right side
    184,191.94x = 26,338,467,689.17
  5. Step 5: Solve for x
    x = 26,338,467,689.17/184,191.94
  6. Step 6: Final answer
    x = 142,994.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.