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Finding the Fourth Proportional to 184,572.84, 254,712.90 and 109,120.68

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Solution

The fourth proportional to 184,572.84, 254,712.90 and 109,120.68 is: 150,587.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,572.84 : 254,712.90 = 109,120.68 : x
  2. Step 2: Convert to fraction form
    184,572.84/254,712.90 = 109,120.68/x
  3. Step 3: Cross multiply
    184,572.84x = 254,712.90 × 109,120.68
  4. Step 4: Simplify right side
    184,572.84x = 27,794,444,852.77
  5. Step 5: Solve for x
    x = 27,794,444,852.77/184,572.84
  6. Step 6: Final answer
    x = 150,587.95

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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.