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Finding the Fourth Proportional to 184,903.55, 255,168.15 and 113,283.71

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Solution

The fourth proportional to 184,903.55, 255,168.15 and 113,283.71 is: 156,332.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,903.55 : 255,168.15 = 113,283.71 : x
  2. Step 2: Convert to fraction form
    184,903.55/255,168.15 = 113,283.71/x
  3. Step 3: Cross multiply
    184,903.55x = 255,168.15 × 113,283.71
  4. Step 4: Simplify right side
    184,903.55x = 28,906,394,705.84
  5. Step 5: Solve for x
    x = 28,906,394,705.84/184,903.55
  6. Step 6: Final answer
    x = 156,332.29

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1.5x scale

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.