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Finding the Fourth Proportional to 32,502.60, 48,750.30 and 9,131.40

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Solution

The fourth proportional to 32,502.60, 48,750.30 and 9,131.40 is: 13,696.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,502.60 : 48,750.30 = 9,131.40 : x
  2. Step 2: Convert to fraction form
    32,502.60/48,750.30 = 9,131.40/x
  3. Step 3: Cross multiply
    32,502.60x = 48,750.30 × 9,131.40
  4. Step 4: Simplify right side
    32,502.60x = 445,158,489.42
  5. Step 5: Solve for x
    x = 445,158,489.42/32,502.60
  6. Step 6: Final answer
    x = 13,696.09

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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.