Home / 40,198.08-55,476.72-23,432.16

Finding the Fourth Proportional to 40,198.08, 55,476.72 and 23,432.16

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Solution

The fourth proportional to 40,198.08, 55,476.72 and 23,432.16 is: 32,338.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,198.08 : 55,476.72 = 23,432.16 : x
  2. Step 2: Convert to fraction form
    40,198.08/55,476.72 = 23,432.16/x
  3. Step 3: Cross multiply
    40,198.08x = 55,476.72 × 23,432.16
  4. Step 4: Simplify right side
    40,198.08x = 1,299,939,379.32
  5. Step 5: Solve for x
    x = 1,299,939,379.32/40,198.08
  6. Step 6: Final answer
    x = 32,338.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.