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Finding the Fourth Proportional to 29,504.65, 40,715.94 and 16,076.06

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Solution

The fourth proportional to 29,504.65, 40,715.94 and 16,076.06 is: 22,184.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,504.65 : 40,715.94 = 16,076.06 : x
  2. Step 2: Convert to fraction form
    29,504.65/40,715.94 = 16,076.06/x
  3. Step 3: Cross multiply
    29,504.65x = 40,715.94 × 16,076.06
  4. Step 4: Simplify right side
    29,504.65x = 654,551,894.40
  5. Step 5: Solve for x
    x = 654,551,894.40/29,504.65
  6. Step 6: Final answer
    x = 22,184.70

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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.