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Finding the Fourth Proportional to 56,573.60, 84,860.40 and 32,921.60

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Solution

The fourth proportional to 56,573.60, 84,860.40 and 32,921.60 is: 49,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,573.60 : 84,860.40 = 32,921.60 : x
  2. Step 2: Convert to fraction form
    56,573.60/84,860.40 = 32,921.60/x
  3. Step 3: Cross multiply
    56,573.60x = 84,860.40 × 32,921.60
  4. Step 4: Simplify right side
    56,573.60x = 2,793,740,144.64
  5. Step 5: Solve for x
    x = 2,793,740,144.64/56,573.60
  6. Step 6: Final answer
    x = 49,382.40

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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.