Home / 46,348.80-69,537.60-18,272.40

Finding the Fourth Proportional to 46,348.80, 69,537.60 and 18,272.40

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Solution

The fourth proportional to 46,348.80, 69,537.60 and 18,272.40 is: 27,414.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,348.80 : 69,537.60 = 18,272.40 : x
  2. Step 2: Convert to fraction form
    46,348.80/69,537.60 = 18,272.40/x
  3. Step 3: Cross multiply
    46,348.80x = 69,537.60 × 18,272.40
  4. Step 4: Simplify right side
    46,348.80x = 1,270,618,842.24
  5. Step 5: Solve for x
    x = 1,270,618,842.24/46,348.80
  6. Step 6: Final answer
    x = 27,414.28

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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.