Home / 82,886.85-114,335.01-58,660.56

Finding the Fourth Proportional to 82,886.85, 114,335.01 and 58,660.56

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Solution

The fourth proportional to 82,886.85, 114,335.01 and 58,660.56 is: 80,917.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,886.85 : 114,335.01 = 58,660.56 : x
  2. Step 2: Convert to fraction form
    82,886.85/114,335.01 = 58,660.56/x
  3. Step 3: Cross multiply
    82,886.85x = 114,335.01 × 58,660.56
  4. Step 4: Simplify right side
    82,886.85x = 6,706,955,714.21
  5. Step 5: Solve for x
    x = 6,706,955,714.21/82,886.85
  6. Step 6: Final answer
    x = 80,917.01

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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.