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Finding the Fourth Proportional to 29,043.30, 43,526.64 and 11,503.56

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Solution

The fourth proportional to 29,043.30, 43,526.64 and 11,503.56 is: 17,240.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,043.30 : 43,526.64 = 11,503.56 : x
  2. Step 2: Convert to fraction form
    29,043.30/43,526.64 = 11,503.56/x
  3. Step 3: Cross multiply
    29,043.30x = 43,526.64 × 11,503.56
  4. Step 4: Simplify right side
    29,043.30x = 500,711,314.84
  5. Step 5: Solve for x
    x = 500,711,314.84/29,043.30
  6. Step 6: Final answer
    x = 17,240.17

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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.