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Finding the Fourth Proportional to 29,604.36, 40,861.47 and 19,012.47

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Solution

The fourth proportional to 29,604.36, 40,861.47 and 19,012.47 is: 26,242.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,604.36 : 40,861.47 = 19,012.47 : x
  2. Step 2: Convert to fraction form
    29,604.36/40,861.47 = 19,012.47/x
  3. Step 3: Cross multiply
    29,604.36x = 40,861.47 × 19,012.47
  4. Step 4: Simplify right side
    29,604.36x = 776,877,472.53
  5. Step 5: Solve for x
    x = 776,877,472.53/29,604.36
  6. Step 6: Final answer
    x = 26,242.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.