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Finding the Fourth Proportional to 68,475.71, 94,133.68 and 58,880.45

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Solution

The fourth proportional to 68,475.71, 94,133.68 and 58,880.45 is: 80,943.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,475.71 : 94,133.68 = 58,880.45 : x
  2. Step 2: Convert to fraction form
    68,475.71/94,133.68 = 58,880.45/x
  3. Step 3: Cross multiply
    68,475.71x = 94,133.68 × 58,880.45
  4. Step 4: Simplify right side
    68,475.71x = 5,542,633,526.69
  5. Step 5: Solve for x
    x = 5,542,633,526.69/68,475.71
  6. Step 6: Final answer
    x = 80,943.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.