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Finding the Fourth Proportional to 62,589.29, 93,428.64 and 57,963.78

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Solution

The fourth proportional to 62,589.29, 93,428.64 and 57,963.78 is: 86,524.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,589.29 : 93,428.64 = 57,963.78 : x
  2. Step 2: Convert to fraction form
    62,589.29/93,428.64 = 57,963.78/x
  3. Step 3: Cross multiply
    62,589.29x = 93,428.64 × 57,963.78
  4. Step 4: Simplify right side
    62,589.29x = 5,415,477,025.98
  5. Step 5: Solve for x
    x = 5,415,477,025.98/62,589.29
  6. Step 6: Final answer
    x = 86,524.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.