Home / 55,754.92-83,637.16-15,774.05

Finding the Fourth Proportional to 55,754.92, 83,637.16 and 15,774.05

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Solution

The fourth proportional to 55,754.92, 83,637.16 and 15,774.05 is: 23,662.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,754.92 : 83,637.16 = 15,774.05 : x
  2. Step 2: Convert to fraction form
    55,754.92/83,637.16 = 15,774.05/x
  3. Step 3: Cross multiply
    55,754.92x = 83,637.16 × 15,774.05
  4. Step 4: Simplify right side
    55,754.92x = 1,319,296,743.70
  5. Step 5: Solve for x
    x = 1,319,296,743.70/55,754.92
  6. Step 6: Final answer
    x = 23,662.43

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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.