Home / 84,846.13-117,097.98-49,036.43

Finding the Fourth Proportional to 84,846.13, 117,097.98 and 49,036.43

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Solution

The fourth proportional to 84,846.13, 117,097.98 and 49,036.43 is: 67,676.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,846.13 : 117,097.98 = 49,036.43 : x
  2. Step 2: Convert to fraction form
    84,846.13/117,097.98 = 49,036.43/x
  3. Step 3: Cross multiply
    84,846.13x = 117,097.98 × 49,036.43
  4. Step 4: Simplify right side
    84,846.13x = 5,742,066,899.41
  5. Step 5: Solve for x
    x = 5,742,066,899.41/84,846.13
  6. Step 6: Final answer
    x = 67,676.24

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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.