Home / 133,445.25-184,154.58-76,856.76

Finding the Fourth Proportional to 133,445.25, 184,154.58 and 76,856.76

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Solution

The fourth proportional to 133,445.25, 184,154.58 and 76,856.76 is: 106,062.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,445.25 : 184,154.58 = 76,856.76 : x
  2. Step 2: Convert to fraction form
    133,445.25/184,154.58 = 76,856.76/x
  3. Step 3: Cross multiply
    133,445.25x = 184,154.58 × 76,856.76
  4. Step 4: Simplify right side
    133,445.25x = 14,153,524,357.96
  5. Step 5: Solve for x
    x = 14,153,524,357.96/133,445.25
  6. Step 6: Final answer
    x = 106,062.41

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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.