Home / 156,187.46-215,537.67-84,567.26

Finding the Fourth Proportional to 156,187.46, 215,537.67 and 84,567.26

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Solution

The fourth proportional to 156,187.46, 215,537.67 and 84,567.26 is: 116,702.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,187.46 : 215,537.67 = 84,567.26 : x
  2. Step 2: Convert to fraction form
    156,187.46/215,537.67 = 84,567.26/x
  3. Step 3: Cross multiply
    156,187.46x = 215,537.67 × 84,567.26
  4. Step 4: Simplify right side
    156,187.46x = 18,227,429,101.00
  5. Step 5: Solve for x
    x = 18,227,429,101.00/156,187.46
  6. Step 6: Final answer
    x = 116,702.26

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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.