Home / 133,382.70-184,092.75-85,695.66

Finding the Fourth Proportional to 133,382.70, 184,092.75 and 85,695.66

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Solution

The fourth proportional to 133,382.70, 184,092.75 and 85,695.66 is: 118,275.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,382.70 : 184,092.75 = 85,695.66 : x
  2. Step 2: Convert to fraction form
    133,382.70/184,092.75 = 85,695.66/x
  3. Step 3: Cross multiply
    133,382.70x = 184,092.75 × 85,695.66
  4. Step 4: Simplify right side
    133,382.70x = 15,775,949,712.47
  5. Step 5: Solve for x
    x = 15,775,949,712.47/133,382.70
  6. Step 6: Final answer
    x = 118,275.83

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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.