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Finding the Fourth Proportional to 52,362, 78,568.20 and 26,069.04

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Solution

The fourth proportional to 52,362, 78,568.20 and 26,069.04 is: 39,116.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,362 : 78,568.20 = 26,069.04 : x
  2. Step 2: Convert to fraction form
    52,362/78,568.20 = 26,069.04/x
  3. Step 3: Cross multiply
    52,362x = 78,568.20 × 26,069.04
  4. Step 4: Simplify right side
    52,362x = 2,048,197,548.53
  5. Step 5: Solve for x
    x = 2,048,197,548.53/52,362
  6. Step 6: Final answer
    x = 39,116.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.