Home / 133,599.18-184,278.14-85,912.86

Finding the Fourth Proportional to 133,599.18, 184,278.14 and 85,912.86

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Solution

The fourth proportional to 133,599.18, 184,278.14 and 85,912.86 is: 118,502.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,599.18 : 184,278.14 = 85,912.86 : x
  2. Step 2: Convert to fraction form
    133,599.18/184,278.14 = 85,912.86/x
  3. Step 3: Cross multiply
    133,599.18x = 184,278.14 × 85,912.86
  4. Step 4: Simplify right side
    133,599.18x = 15,831,862,042.88
  5. Step 5: Solve for x
    x = 15,831,862,042.88/133,599.18
  6. Step 6: Final answer
    x = 118,502.69

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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.