Home / 99,297.48-136,898.87-82,238.88

Finding the Fourth Proportional to 99,297.48, 136,898.87 and 82,238.88

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Solution

The fourth proportional to 99,297.48, 136,898.87 and 82,238.88 is: 113,380.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,297.48 : 136,898.87 = 82,238.88 : x
  2. Step 2: Convert to fraction form
    99,297.48/136,898.87 = 82,238.88/x
  3. Step 3: Cross multiply
    99,297.48x = 136,898.87 × 82,238.88
  4. Step 4: Simplify right side
    99,297.48x = 11,258,409,330.87
  5. Step 5: Solve for x
    x = 11,258,409,330.87/99,297.48
  6. Step 6: Final answer
    x = 113,380.61

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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.