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Finding the Fourth Proportional to 125,635, 173,376.30 and 69,050.02

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Solution

The fourth proportional to 125,635, 173,376.30 and 69,050.02 is: 95,289.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,635 : 173,376.30 = 69,050.02 : x
  2. Step 2: Convert to fraction form
    125,635/173,376.30 = 69,050.02/x
  3. Step 3: Cross multiply
    125,635x = 173,376.30 × 69,050.02
  4. Step 4: Simplify right side
    125,635x = 11,971,636,982.53
  5. Step 5: Solve for x
    x = 11,971,636,982.53/125,635
  6. Step 6: Final answer
    x = 95,289.03

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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.