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Finding the Fourth Proportional to 184,215, 254,216.70 and 104,727

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Solution

The fourth proportional to 184,215, 254,216.70 and 104,727 is: 144,523.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,215 : 254,216.70 = 104,727 : x
  2. Step 2: Convert to fraction form
    184,215/254,216.70 = 104,727/x
  3. Step 3: Cross multiply
    184,215x = 254,216.70 × 104,727
  4. Step 4: Simplify right side
    184,215x = 26,623,352,340.90
  5. Step 5: Solve for x
    x = 26,623,352,340.90/184,215
  6. Step 6: Final answer
    x = 144,523.26

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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.