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Finding the Fourth Proportional to 32,499.09, 48,748.64 and 11,722.59

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Solution

The fourth proportional to 32,499.09, 48,748.64 and 11,722.59 is: 17,583.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,499.09 : 48,748.64 = 11,722.59 : x
  2. Step 2: Convert to fraction form
    32,499.09/48,748.64 = 11,722.59/x
  3. Step 3: Cross multiply
    32,499.09x = 48,748.64 × 11,722.59
  4. Step 4: Simplify right side
    32,499.09x = 571,460,261.16
  5. Step 5: Solve for x
    x = 571,460,261.16/32,499.09
  6. Step 6: Final answer
    x = 17,583.89

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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.