Home / 47,605.36-71,421.42-17,619.16

Finding the Fourth Proportional to 47,605.36, 71,421.42 and 17,619.16

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Solution

The fourth proportional to 47,605.36, 71,421.42 and 17,619.16 is: 26,433.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,605.36 : 71,421.42 = 17,619.16 : x
  2. Step 2: Convert to fraction form
    47,605.36/71,421.42 = 17,619.16/x
  3. Step 3: Cross multiply
    47,605.36x = 71,421.42 × 17,619.16
  4. Step 4: Simplify right side
    47,605.36x = 1,258,385,426.41
  5. Step 5: Solve for x
    x = 1,258,385,426.41/47,605.36
  6. Step 6: Final answer
    x = 26,433.69

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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.