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Finding the Fourth Proportional to 57,415.68, 79,226.88 and 32,263.68

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Solution

The fourth proportional to 57,415.68, 79,226.88 and 32,263.68 is: 44,520.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,415.68 : 79,226.88 = 32,263.68 : x
  2. Step 2: Convert to fraction form
    57,415.68/79,226.88 = 32,263.68/x
  3. Step 3: Cross multiply
    57,415.68x = 79,226.88 × 32,263.68
  4. Step 4: Simplify right side
    57,415.68x = 2,556,150,703.72
  5. Step 5: Solve for x
    x = 2,556,150,703.72/57,415.68
  6. Step 6: Final answer
    x = 44,520.08

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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.