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Finding the Fourth Proportional to 59,338.56, 89,007.84 and 17,785.56

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Solution

The fourth proportional to 59,338.56, 89,007.84 and 17,785.56 is: 26,678.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,338.56 : 89,007.84 = 17,785.56 : x
  2. Step 2: Convert to fraction form
    59,338.56/89,007.84 = 17,785.56/x
  3. Step 3: Cross multiply
    59,338.56x = 89,007.84 × 17,785.56
  4. Step 4: Simplify right side
    59,338.56x = 1,583,054,278.79
  5. Step 5: Solve for x
    x = 1,583,054,278.79/59,338.56
  6. Step 6: Final answer
    x = 26,678.34

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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.