Home / 113,835.92-157,079.08-63,537.04

Finding the Fourth Proportional to 113,835.92, 157,079.08 and 63,537.04

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Solution

The fourth proportional to 113,835.92, 157,079.08 and 63,537.04 is: 87,673.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,835.92 : 157,079.08 = 63,537.04 : x
  2. Step 2: Convert to fraction form
    113,835.92/157,079.08 = 63,537.04/x
  3. Step 3: Cross multiply
    113,835.92x = 157,079.08 × 63,537.04
  4. Step 4: Simplify right side
    113,835.92x = 9,980,339,789.12
  5. Step 5: Solve for x
    x = 9,980,339,789.12/113,835.92
  6. Step 6: Final answer
    x = 87,673.03

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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.