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Finding the Fourth Proportional to 125,588.62, 173,315.02 and 69,003.64

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Solution

The fourth proportional to 125,588.62, 173,315.02 and 69,003.64 is: 95,226.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,588.62 : 173,315.02 = 69,003.64 : x
  2. Step 2: Convert to fraction form
    125,588.62/173,315.02 = 69,003.64/x
  3. Step 3: Cross multiply
    125,588.62x = 173,315.02 × 69,003.64
  4. Step 4: Simplify right side
    125,588.62x = 11,959,366,640.88
  5. Step 5: Solve for x
    x = 11,959,366,640.88/125,588.62
  6. Step 6: Final answer
    x = 95,226.52

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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.