Home / 182,428.80-273,617.60-57,782.40

Finding the Fourth Proportional to 182,428.80, 273,617.60 and 57,782.40

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Solution

The fourth proportional to 182,428.80, 273,617.60 and 57,782.40 is: 86,665.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,428.80 : 273,617.60 = 57,782.40 : x
  2. Step 2: Convert to fraction form
    182,428.80/273,617.60 = 57,782.40/x
  3. Step 3: Cross multiply
    182,428.80x = 273,617.60 × 57,782.40
  4. Step 4: Simplify right side
    182,428.80x = 15,810,281,610.24
  5. Step 5: Solve for x
    x = 15,810,281,610.24/182,428.80
  6. Step 6: Final answer
    x = 86,665.49

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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.