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Finding the Fourth Proportional to 67,374.84, 101,062.50 and 20,627.52

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Solution

The fourth proportional to 67,374.84, 101,062.50 and 20,627.52 is: 30,941.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,374.84 : 101,062.50 = 20,627.52 : x
  2. Step 2: Convert to fraction form
    67,374.84/101,062.50 = 20,627.52/x
  3. Step 3: Cross multiply
    67,374.84x = 101,062.50 × 20,627.52
  4. Step 4: Simplify right side
    67,374.84x = 2,084,668,740
  5. Step 5: Solve for x
    x = 2,084,668,740/67,374.84
  6. Step 6: Final answer
    x = 30,941.35

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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.