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Finding the Fourth Proportional to 184,011.40, 275,871.30 and 100,905.40

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Solution

The fourth proportional to 184,011.40, 275,871.30 and 100,905.40 is: 151,278.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,011.40 : 275,871.30 = 100,905.40 : x
  2. Step 2: Convert to fraction form
    184,011.40/275,871.30 = 100,905.40/x
  3. Step 3: Cross multiply
    184,011.40x = 275,871.30 × 100,905.40
  4. Step 4: Simplify right side
    184,011.40x = 27,836,903,875.02
  5. Step 5: Solve for x
    x = 27,836,903,875.02/184,011.40
  6. Step 6: Final answer
    x = 151,278.15

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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.