Home / 151,299.10-208,597.64-123,973.59

Finding the Fourth Proportional to 151,299.10, 208,597.64 and 123,973.59

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Solution

The fourth proportional to 151,299.10, 208,597.64 and 123,973.59 is: 170,923.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,299.10 : 208,597.64 = 123,973.59 : x
  2. Step 2: Convert to fraction form
    151,299.10/208,597.64 = 123,973.59/x
  3. Step 3: Cross multiply
    151,299.10x = 208,597.64 × 123,973.59
  4. Step 4: Simplify right side
    151,299.10x = 25,860,598,296.33
  5. Step 5: Solve for x
    x = 25,860,598,296.33/151,299.10
  6. Step 6: Final answer
    x = 170,923.68

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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.