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Finding the Fourth Proportional to 49,322.50, 68,065.29 and 26,966.50

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Solution

The fourth proportional to 49,322.50, 68,065.29 and 26,966.50 is: 37,213.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,322.50 : 68,065.29 = 26,966.50 : x
  2. Step 2: Convert to fraction form
    49,322.50/68,065.29 = 26,966.50/x
  3. Step 3: Cross multiply
    49,322.50x = 68,065.29 × 26,966.50
  4. Step 4: Simplify right side
    49,322.50x = 1,835,482,642.79
  5. Step 5: Solve for x
    x = 1,835,482,642.79/49,322.50
  6. Step 6: Final answer
    x = 37,213.90

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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.