Home / 125,745.27-173,529.18-68,385.26

Finding the Fourth Proportional to 125,745.27, 173,529.18 and 68,385.26

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Solution

The fourth proportional to 125,745.27, 173,529.18 and 68,385.26 is: 94,372.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,745.27 : 173,529.18 = 68,385.26 : x
  2. Step 2: Convert to fraction form
    125,745.27/173,529.18 = 68,385.26/x
  3. Step 3: Cross multiply
    125,745.27x = 173,529.18 × 68,385.26
  4. Step 4: Simplify right side
    125,745.27x = 11,866,838,091.89
  5. Step 5: Solve for x
    x = 11,866,838,091.89/125,745.27
  6. Step 6: Final answer
    x = 94,372.04

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1.5x scale

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.