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Finding the Fourth Proportional to 125,616.16, 173,348.34 and 69,026.32

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Solution

The fourth proportional to 125,616.16, 173,348.34 and 69,026.32 is: 95,255.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,616.16 : 173,348.34 = 69,026.32 : x
  2. Step 2: Convert to fraction form
    125,616.16/173,348.34 = 69,026.32/x
  3. Step 3: Cross multiply
    125,616.16x = 173,348.34 × 69,026.32
  4. Step 4: Simplify right side
    125,616.16x = 11,965,597,988.31
  5. Step 5: Solve for x
    x = 11,965,597,988.31/125,616.16
  6. Step 6: Final answer
    x = 95,255.24

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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.