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Finding the Fourth Proportional to 57,678.60, 79,582.86 and 32,523.24

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Solution

The fourth proportional to 57,678.60, 79,582.86 and 32,523.24 is: 44,874.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,678.60 : 79,582.86 = 32,523.24 : x
  2. Step 2: Convert to fraction form
    57,678.60/79,582.86 = 32,523.24/x
  3. Step 3: Cross multiply
    57,678.60x = 79,582.86 × 32,523.24
  4. Step 4: Simplify right side
    57,678.60x = 2,588,292,455.67
  5. Step 5: Solve for x
    x = 2,588,292,455.67/57,678.60
  6. Step 6: Final answer
    x = 44,874.40

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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.