Home / 39,848.52-59,763.19-11,760.99

Finding the Fourth Proportional to 39,848.52, 59,763.19 and 11,760.99

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Solution

The fourth proportional to 39,848.52, 59,763.19 and 11,760.99 is: 17,638.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,848.52 : 59,763.19 = 11,760.99 : x
  2. Step 2: Convert to fraction form
    39,848.52/59,763.19 = 11,760.99/x
  3. Step 3: Cross multiply
    39,848.52x = 59,763.19 × 11,760.99
  4. Step 4: Simplify right side
    39,848.52x = 702,874,279.96
  5. Step 5: Solve for x
    x = 702,874,279.96/39,848.52
  6. Step 6: Final answer
    x = 17,638.65

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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.