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Finding the Fourth Proportional to 29,954.60, 44,931.90 and 10,231.40

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Solution

The fourth proportional to 29,954.60, 44,931.90 and 10,231.40 is: 15,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,954.60 : 44,931.90 = 10,231.40 : x
  2. Step 2: Convert to fraction form
    29,954.60/44,931.90 = 10,231.40/x
  3. Step 3: Cross multiply
    29,954.60x = 44,931.90 × 10,231.40
  4. Step 4: Simplify right side
    29,954.60x = 459,716,241.66
  5. Step 5: Solve for x
    x = 459,716,241.66/29,954.60
  6. Step 6: Final answer
    x = 15,347.10

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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.