Home / 151,097.52-208,519.16-83,110.96

Finding the Fourth Proportional to 151,097.52, 208,519.16 and 83,110.96

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Solution

The fourth proportional to 151,097.52, 208,519.16 and 83,110.96 is: 114,695.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,097.52 : 208,519.16 = 83,110.96 : x
  2. Step 2: Convert to fraction form
    151,097.52/208,519.16 = 83,110.96/x
  3. Step 3: Cross multiply
    151,097.52x = 208,519.16 × 83,110.96
  4. Step 4: Simplify right side
    151,097.52x = 17,330,227,565.99
  5. Step 5: Solve for x
    x = 17,330,227,565.99/151,097.52
  6. Step 6: Final answer
    x = 114,695.65

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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.