Home / 89,359.08-134,053.20-30,198.24

Finding the Fourth Proportional to 89,359.08, 134,053.20 and 30,198.24

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Solution

The fourth proportional to 89,359.08, 134,053.20 and 30,198.24 is: 45,302.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,359.08 : 134,053.20 = 30,198.24 : x
  2. Step 2: Convert to fraction form
    89,359.08/134,053.20 = 30,198.24/x
  3. Step 3: Cross multiply
    89,359.08x = 134,053.20 × 30,198.24
  4. Step 4: Simplify right side
    89,359.08x = 4,048,170,706.37
  5. Step 5: Solve for x
    x = 4,048,170,706.37/89,359.08
  6. Step 6: Final answer
    x = 45,302.29

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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.