Home / 55,719.48-83,577.06-14,167.56

Finding the Fourth Proportional to 55,719.48, 83,577.06 and 14,167.56

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Solution

The fourth proportional to 55,719.48, 83,577.06 and 14,167.56 is: 21,250.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,719.48 : 83,577.06 = 14,167.56 : x
  2. Step 2: Convert to fraction form
    55,719.48/83,577.06 = 14,167.56/x
  3. Step 3: Cross multiply
    55,719.48x = 83,577.06 × 14,167.56
  4. Step 4: Simplify right side
    55,719.48x = 1,184,083,012.17
  5. Step 5: Solve for x
    x = 1,184,083,012.17/55,719.48
  6. Step 6: Final answer
    x = 21,250.79

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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.