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Finding the Fourth Proportional to 125,794.76, 173,619.06 and 75,497

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Solution

The fourth proportional to 125,794.76, 173,619.06 and 75,497 is: 104,199.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,794.76 : 173,619.06 = 75,497 : x
  2. Step 2: Convert to fraction form
    125,794.76/173,619.06 = 75,497/x
  3. Step 3: Cross multiply
    125,794.76x = 173,619.06 × 75,497
  4. Step 4: Simplify right side
    125,794.76x = 13,107,718,172.82
  5. Step 5: Solve for x
    x = 13,107,718,172.82/125,794.76
  6. Step 6: Final answer
    x = 104,199.24

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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.