Home / 57,041.33-85,537.47-19,605.16

Finding the Fourth Proportional to 57,041.33, 85,537.47 and 19,605.16

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Solution

The fourth proportional to 57,041.33, 85,537.47 and 19,605.16 is: 29,399.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,041.33 : 85,537.47 = 19,605.16 : x
  2. Step 2: Convert to fraction form
    57,041.33/85,537.47 = 19,605.16/x
  3. Step 3: Cross multiply
    57,041.33x = 85,537.47 × 19,605.16
  4. Step 4: Simplify right side
    57,041.33x = 1,676,975,785.35
  5. Step 5: Solve for x
    x = 1,676,975,785.35/57,041.33
  6. Step 6: Final answer
    x = 29,399.31

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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.