Home / 39,747.06-59,620.52-10,164.90

Finding the Fourth Proportional to 39,747.06, 59,620.52 and 10,164.90

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Solution

The fourth proportional to 39,747.06, 59,620.52 and 10,164.90 is: 15,247.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,747.06 : 59,620.52 = 10,164.90 : x
  2. Step 2: Convert to fraction form
    39,747.06/59,620.52 = 10,164.90/x
  3. Step 3: Cross multiply
    39,747.06x = 59,620.52 × 10,164.90
  4. Step 4: Simplify right side
    39,747.06x = 606,036,623.75
  5. Step 5: Solve for x
    x = 606,036,623.75/39,747.06
  6. Step 6: Final answer
    x = 15,247.33

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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.