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Finding the Fourth Proportional to 125,794.34, 173,595.93 and 69,205.58

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Solution

The fourth proportional to 125,794.34, 173,595.93 and 69,205.58 is: 95,503.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,794.34 : 173,595.93 = 69,205.58 : x
  2. Step 2: Convert to fraction form
    125,794.34/173,595.93 = 69,205.58/x
  3. Step 3: Cross multiply
    125,794.34x = 173,595.93 × 69,205.58
  4. Step 4: Simplify right side
    125,794.34x = 12,013,807,021.29
  5. Step 5: Solve for x
    x = 12,013,807,021.29/125,794.34
  6. Step 6: Final answer
    x = 95,503.56

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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.