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Finding the Fourth Proportional to 59,800.58, 89,708.70 and 20,347.10

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Solution

The fourth proportional to 59,800.58, 89,708.70 and 20,347.10 is: 30,523.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,800.58 : 89,708.70 = 20,347.10 : x
  2. Step 2: Convert to fraction form
    59,800.58/89,708.70 = 20,347.10/x
  3. Step 3: Cross multiply
    59,800.58x = 89,708.70 × 20,347.10
  4. Step 4: Simplify right side
    59,800.58x = 1,825,311,889.77
  5. Step 5: Solve for x
    x = 1,825,311,889.77/59,800.58
  6. Step 6: Final answer
    x = 30,523.31

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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.