Home / 278,475.00-384,297.48-151,150.59

Finding the Fourth Proportional to 278,475.00, 384,297.48 and 151,150.59

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Solution

The fourth proportional to 278,475.00, 384,297.48 and 151,150.59 is: 208,588.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,475.00 : 384,297.48 = 151,150.59 : x
  2. Step 2: Convert to fraction form
    278,475.00/384,297.48 = 151,150.59/x
  3. Step 3: Cross multiply
    278,475.00x = 384,297.48 × 151,150.59
  4. Step 4: Simplify right side
    278,475.00x = 58,086,790,837.51
  5. Step 5: Solve for x
    x = 58,086,790,837.51/278,475.00
  6. Step 6: Final answer
    x = 208,588.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.