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Finding the Fourth Proportional to 56,527.96, 84,793.74 and 28,432.69

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Solution

The fourth proportional to 56,527.96, 84,793.74 and 28,432.69 is: 42,649.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,527.96 : 84,793.74 = 28,432.69 : x
  2. Step 2: Convert to fraction form
    56,527.96/84,793.74 = 28,432.69/x
  3. Step 3: Cross multiply
    56,527.96x = 84,793.74 × 28,432.69
  4. Step 4: Simplify right side
    56,527.96x = 2,410,914,123.36
  5. Step 5: Solve for x
    x = 2,410,914,123.36/56,527.96
  6. Step 6: Final answer
    x = 42,649.94

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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.