Home / 39,747.16-59,629.96-11,666.08

Finding the Fourth Proportional to 39,747.16, 59,629.96 and 11,666.08

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Solution

The fourth proportional to 39,747.16, 59,629.96 and 11,666.08 is: 17,501.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,747.16 : 59,629.96 = 11,666.08 : x
  2. Step 2: Convert to fraction form
    39,747.16/59,629.96 = 11,666.08/x
  3. Step 3: Cross multiply
    39,747.16x = 59,629.96 × 11,666.08
  4. Step 4: Simplify right side
    39,747.16x = 695,647,883.76
  5. Step 5: Solve for x
    x = 695,647,883.76/39,747.16
  6. Step 6: Final answer
    x = 17,501.83

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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.