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Finding the Fourth Proportional to 67,325.62, 92,909.54 and 40,483.50

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Solution

The fourth proportional to 67,325.62, 92,909.54 and 40,483.50 is: 55,867.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,325.62 : 92,909.54 = 40,483.50 : x
  2. Step 2: Convert to fraction form
    67,325.62/92,909.54 = 40,483.50/x
  3. Step 3: Cross multiply
    67,325.62x = 92,909.54 × 40,483.50
  4. Step 4: Simplify right side
    67,325.62x = 3,761,303,362.59
  5. Step 5: Solve for x
    x = 3,761,303,362.59/67,325.62
  6. Step 6: Final answer
    x = 55,867.34

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1.5x scale

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.