Home / 55,759.05-83,564.46-30,393.36

Finding the Fourth Proportional to 55,759.05, 83,564.46 and 30,393.36

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Solution

The fourth proportional to 55,759.05, 83,564.46 and 30,393.36 is: 45,549.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,759.05 : 83,564.46 = 30,393.36 : x
  2. Step 2: Convert to fraction form
    55,759.05/83,564.46 = 30,393.36/x
  3. Step 3: Cross multiply
    55,759.05x = 83,564.46 × 30,393.36
  4. Step 4: Simplify right side
    55,759.05x = 2,539,804,715.99
  5. Step 5: Solve for x
    x = 2,539,804,715.99/55,759.05
  6. Step 6: Final answer
    x = 45,549.64

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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.