Home / 45,432.39-68,159.94-15,850.65

Finding the Fourth Proportional to 45,432.39, 68,159.94 and 15,850.65

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Solution

The fourth proportional to 45,432.39, 68,159.94 and 15,850.65 is: 23,779.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,432.39 : 68,159.94 = 15,850.65 : x
  2. Step 2: Convert to fraction form
    45,432.39/68,159.94 = 15,850.65/x
  3. Step 3: Cross multiply
    45,432.39x = 68,159.94 × 15,850.65
  4. Step 4: Simplify right side
    45,432.39x = 1,080,379,352.96
  5. Step 5: Solve for x
    x = 1,080,379,352.96/45,432.39
  6. Step 6: Final answer
    x = 23,779.94

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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.