Home / 66,958.08-100,437.28-22,585.04

Finding the Fourth Proportional to 66,958.08, 100,437.28 and 22,585.04

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Solution

The fourth proportional to 66,958.08, 100,437.28 and 22,585.04 is: 33,877.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,958.08 : 100,437.28 = 22,585.04 : x
  2. Step 2: Convert to fraction form
    66,958.08/100,437.28 = 22,585.04/x
  3. Step 3: Cross multiply
    66,958.08x = 100,437.28 × 22,585.04
  4. Step 4: Simplify right side
    66,958.08x = 2,268,379,986.29
  5. Step 5: Solve for x
    x = 2,268,379,986.29/66,958.08
  6. Step 6: Final answer
    x = 33,877.61

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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.