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Finding the Fourth Proportional to 59,499.58, 89,249.38 and 20,053.40

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Solution

The fourth proportional to 59,499.58, 89,249.38 and 20,053.40 is: 30,080.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,499.58 : 89,249.38 = 20,053.40 : x
  2. Step 2: Convert to fraction form
    59,499.58/89,249.38 = 20,053.40/x
  3. Step 3: Cross multiply
    59,499.58x = 89,249.38 × 20,053.40
  4. Step 4: Simplify right side
    59,499.58x = 1,789,753,516.89
  5. Step 5: Solve for x
    x = 1,789,753,516.89/59,499.58
  6. Step 6: Final answer
    x = 30,080.10

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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.