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Finding the Fourth Proportional to 75,009.80, 112,527.30 and 22,424.60

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Solution

The fourth proportional to 75,009.80, 112,527.30 and 22,424.60 is: 33,640.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,009.80 : 112,527.30 = 22,424.60 : x
  2. Step 2: Convert to fraction form
    75,009.80/112,527.30 = 22,424.60/x
  3. Step 3: Cross multiply
    75,009.80x = 112,527.30 × 22,424.60
  4. Step 4: Simplify right side
    75,009.80x = 2,523,379,691.58
  5. Step 5: Solve for x
    x = 2,523,379,691.58/75,009.80
  6. Step 6: Final answer
    x = 33,640.67

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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.