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Finding the Fourth Proportional to 32,496.66, 48,744.99 and 11,720.16

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Solution

The fourth proportional to 32,496.66, 48,744.99 and 11,720.16 is: 17,580.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,496.66 : 48,744.99 = 11,720.16 : x
  2. Step 2: Convert to fraction form
    32,496.66/48,744.99 = 11,720.16/x
  3. Step 3: Cross multiply
    32,496.66x = 48,744.99 × 11,720.16
  4. Step 4: Simplify right side
    32,496.66x = 571,299,082.00
  5. Step 5: Solve for x
    x = 571,299,082.00/32,496.66
  6. Step 6: Final answer
    x = 17,580.24

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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.