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Finding the Fourth Proportional to 125,960.21, 173,832.95 and 69,371.57

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Solution

The fourth proportional to 125,960.21, 173,832.95 and 69,371.57 is: 95,737.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,960.21 : 173,832.95 = 69,371.57 : x
  2. Step 2: Convert to fraction form
    125,960.21/173,832.95 = 69,371.57/x
  3. Step 3: Cross multiply
    125,960.21x = 173,832.95 × 69,371.57
  4. Step 4: Simplify right side
    125,960.21x = 12,059,064,312.37
  5. Step 5: Solve for x
    x = 12,059,064,312.37/125,960.21
  6. Step 6: Final answer
    x = 95,737.09

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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.