Home / 84,610.32-116,791.50-48,814.58

Finding the Fourth Proportional to 84,610.32, 116,791.50 and 48,814.58

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Solution

The fourth proportional to 84,610.32, 116,791.50 and 48,814.58 is: 67,381.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,610.32 : 116,791.50 = 48,814.58 : x
  2. Step 2: Convert to fraction form
    84,610.32/116,791.50 = 48,814.58/x
  3. Step 3: Cross multiply
    84,610.32x = 116,791.50 × 48,814.58
  4. Step 4: Simplify right side
    84,610.32x = 5,701,128,020.07
  5. Step 5: Solve for x
    x = 5,701,128,020.07/84,610.32
  6. Step 6: Final answer
    x = 67,381.00

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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.