Home / 55,738.48-83,605.52-14,186.56

Finding the Fourth Proportional to 55,738.48, 83,605.52 and 14,186.56

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Solution

The fourth proportional to 55,738.48, 83,605.52 and 14,186.56 is: 21,279.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,738.48 : 83,605.52 = 14,186.56 : x
  2. Step 2: Convert to fraction form
    55,738.48/83,605.52 = 14,186.56/x
  3. Step 3: Cross multiply
    55,738.48x = 83,605.52 × 14,186.56
  4. Step 4: Simplify right side
    55,738.48x = 1,186,074,725.81
  5. Step 5: Solve for x
    x = 1,186,074,725.81/55,738.48
  6. Step 6: Final answer
    x = 21,279.28

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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.