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Finding the Fourth Proportional to 29,461.61, 44,192.51 and 7,274.99

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Solution

The fourth proportional to 29,461.61, 44,192.51 and 7,274.99 is: 10,912.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,461.61 : 44,192.51 = 7,274.99 : x
  2. Step 2: Convert to fraction form
    29,461.61/44,192.51 = 7,274.99/x
  3. Step 3: Cross multiply
    29,461.61x = 44,192.51 × 7,274.99
  4. Step 4: Simplify right side
    29,461.61x = 321,500,068.32
  5. Step 5: Solve for x
    x = 321,500,068.32/29,461.61
  6. Step 6: Final answer
    x = 10,912.51

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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.