Home / 104,639.10-156,863.72-38,032.19

Finding the Fourth Proportional to 104,639.10, 156,863.72 and 38,032.19

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Solution

The fourth proportional to 104,639.10, 156,863.72 and 38,032.19 is: 57,013.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,639.10 : 156,863.72 = 38,032.19 : x
  2. Step 2: Convert to fraction form
    104,639.10/156,863.72 = 38,032.19/x
  3. Step 3: Cross multiply
    104,639.10x = 156,863.72 × 38,032.19
  4. Step 4: Simplify right side
    104,639.10x = 5,965,870,702.15
  5. Step 5: Solve for x
    x = 5,965,870,702.15/104,639.10
  6. Step 6: Final answer
    x = 57,013.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.