Home / 122,685.12-184,027.71-38,445.27

Finding the Fourth Proportional to 122,685.12, 184,027.71 and 38,445.27

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Solution

The fourth proportional to 122,685.12, 184,027.71 and 38,445.27 is: 57,667.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,685.12 : 184,027.71 = 38,445.27 : x
  2. Step 2: Convert to fraction form
    122,685.12/184,027.71 = 38,445.27/x
  3. Step 3: Cross multiply
    122,685.12x = 184,027.71 × 38,445.27
  4. Step 4: Simplify right side
    122,685.12x = 7,074,994,581.29
  5. Step 5: Solve for x
    x = 7,074,994,581.29/122,685.12
  6. Step 6: Final answer
    x = 57,667.91

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1.5x scale

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.