Home / 39,537.78-59,300.05-17,345.20

Finding the Fourth Proportional to 39,537.78, 59,300.05 and 17,345.20

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Solution

The fourth proportional to 39,537.78, 59,300.05 and 17,345.20 is: 26,014.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,537.78 : 59,300.05 = 17,345.20 : x
  2. Step 2: Convert to fraction form
    39,537.78/59,300.05 = 17,345.20/x
  3. Step 3: Cross multiply
    39,537.78x = 59,300.05 × 17,345.20
  4. Step 4: Simplify right side
    39,537.78x = 1,028,571,227.26
  5. Step 5: Solve for x
    x = 1,028,571,227.26/39,537.78
  6. Step 6: Final answer
    x = 26,014.90

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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.