Home / 43,050.67-64,578.73-11,460.21

Finding the Fourth Proportional to 43,050.67, 64,578.73 and 11,460.21

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Solution

The fourth proportional to 43,050.67, 64,578.73 and 11,460.21 is: 17,191.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,050.67 : 64,578.73 = 11,460.21 : x
  2. Step 2: Convert to fraction form
    43,050.67/64,578.73 = 11,460.21/x
  3. Step 3: Cross multiply
    43,050.67x = 64,578.73 × 11,460.21
  4. Step 4: Simplify right side
    43,050.67x = 740,085,807.33
  5. Step 5: Solve for x
    x = 740,085,807.33/43,050.67
  6. Step 6: Final answer
    x = 17,191.04

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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.