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Finding the Fourth Proportional to 10,057.88, 15,043.74 and 7,253.12

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Solution

The fourth proportional to 10,057.88, 15,043.74 and 7,253.12 is: 10,848.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,057.88 : 15,043.74 = 7,253.12 : x
  2. Step 2: Convert to fraction form
    10,057.88/15,043.74 = 7,253.12/x
  3. Step 3: Cross multiply
    10,057.88x = 15,043.74 × 7,253.12
  4. Step 4: Simplify right side
    10,057.88x = 109,114,051.47
  5. Step 5: Solve for x
    x = 109,114,051.47/10,057.88
  6. Step 6: Final answer
    x = 10,848.61

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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.