Home / 9,050.08-12,489.33-5,072.05

Finding the Fourth Proportional to 9,050.08, 12,489.33 and 5,072.05

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Solution

The fourth proportional to 9,050.08, 12,489.33 and 5,072.05 is: 6,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,050.08 : 12,489.33 = 5,072.05 : x
  2. Step 2: Convert to fraction form
    9,050.08/12,489.33 = 5,072.05/x
  3. Step 3: Cross multiply
    9,050.08x = 12,489.33 × 5,072.05
  4. Step 4: Simplify right side
    9,050.08x = 63,346,506.23
  5. Step 5: Solve for x
    x = 63,346,506.23/9,050.08
  6. Step 6: Final answer
    x = 6,999.55

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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.