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Finding the Fourth Proportional to 29,868.23, 44,803.97 and 7,681.79

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Solution

The fourth proportional to 29,868.23, 44,803.97 and 7,681.79 is: 11,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,868.23 : 44,803.97 = 7,681.79 : x
  2. Step 2: Convert to fraction form
    29,868.23/44,803.97 = 7,681.79/x
  3. Step 3: Cross multiply
    29,868.23x = 44,803.97 × 7,681.79
  4. Step 4: Simplify right side
    29,868.23x = 344,174,426.28
  5. Step 5: Solve for x
    x = 344,174,426.28/29,868.23
  6. Step 6: Final answer
    x = 11,523.10

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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.