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Finding the Fourth Proportional to 67,025.80, 100,611.60 and 37,501.30

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Solution

The fourth proportional to 67,025.80, 100,611.60 and 37,501.30 is: 56,292.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,025.80 : 100,611.60 = 37,501.30 : x
  2. Step 2: Convert to fraction form
    67,025.80/100,611.60 = 37,501.30/x
  3. Step 3: Cross multiply
    67,025.80x = 100,611.60 × 37,501.30
  4. Step 4: Simplify right side
    67,025.80x = 3,773,065,795.08
  5. Step 5: Solve for x
    x = 3,773,065,795.08/67,025.80
  6. Step 6: Final answer
    x = 56,292.74

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1.5x scale

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.