Home / 95,103.12-131,240.70-52,660.74

Finding the Fourth Proportional to 95,103.12, 131,240.70 and 52,660.74

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Solution

The fourth proportional to 95,103.12, 131,240.70 and 52,660.74 is: 72,670.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,103.12 : 131,240.70 = 52,660.74 : x
  2. Step 2: Convert to fraction form
    95,103.12/131,240.70 = 52,660.74/x
  3. Step 3: Cross multiply
    95,103.12x = 131,240.70 × 52,660.74
  4. Step 4: Simplify right side
    95,103.12x = 6,911,232,708.22
  5. Step 5: Solve for x
    x = 6,911,232,708.22/95,103.12
  6. Step 6: Final answer
    x = 72,670.93

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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.