Home / 104,587.12-156,879.32-25,702.04

Finding the Fourth Proportional to 104,587.12, 156,879.32 and 25,702.04

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Solution

The fourth proportional to 104,587.12, 156,879.32 and 25,702.04 is: 38,552.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,587.12 : 156,879.32 = 25,702.04 : x
  2. Step 2: Convert to fraction form
    104,587.12/156,879.32 = 25,702.04/x
  3. Step 3: Cross multiply
    104,587.12x = 156,879.32 × 25,702.04
  4. Step 4: Simplify right side
    104,587.12x = 4,032,118,557.81
  5. Step 5: Solve for x
    x = 4,032,118,557.81/104,587.12
  6. Step 6: Final answer
    x = 38,552.73

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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.