Home / 55,537.00-83,111.69-45,424.87

Finding the Fourth Proportional to 55,537.00, 83,111.69 and 45,424.87

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Solution

The fourth proportional to 55,537.00, 83,111.69 and 45,424.87 is: 67,978.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,537.00 : 83,111.69 = 45,424.87 : x
  2. Step 2: Convert to fraction form
    55,537.00/83,111.69 = 45,424.87/x
  3. Step 3: Cross multiply
    55,537.00x = 83,111.69 × 45,424.87
  4. Step 4: Simplify right side
    55,537.00x = 3,775,337,619.51
  5. Step 5: Solve for x
    x = 3,775,337,619.51/55,537.00
  6. Step 6: Final answer
    x = 67,978.79

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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.