Home / 35,164.91-52,741.68-12,988.73

Finding the Fourth Proportional to 35,164.91, 52,741.68 and 12,988.73

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Solution

The fourth proportional to 35,164.91, 52,741.68 and 12,988.73 is: 19,481.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,164.91 : 52,741.68 = 12,988.73 : x
  2. Step 2: Convert to fraction form
    35,164.91/52,741.68 = 12,988.73/x
  3. Step 3: Cross multiply
    35,164.91x = 52,741.68 × 12,988.73
  4. Step 4: Simplify right side
    35,164.91x = 685,047,441.27
  5. Step 5: Solve for x
    x = 685,047,441.27/35,164.91
  6. Step 6: Final answer
    x = 19,481.00

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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.