Home / 151,164.99-208,607.27-83,186.36

Finding the Fourth Proportional to 151,164.99, 208,607.27 and 83,186.36

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Solution

The fourth proportional to 151,164.99, 208,607.27 and 83,186.36 is: 114,796.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,164.99 : 208,607.27 = 83,186.36 : x
  2. Step 2: Convert to fraction form
    151,164.99/208,607.27 = 83,186.36/x
  3. Step 3: Cross multiply
    151,164.99x = 208,607.27 × 83,186.36
  4. Step 4: Simplify right side
    151,164.99x = 17,353,279,044.91
  5. Step 5: Solve for x
    x = 17,353,279,044.91/151,164.99
  6. Step 6: Final answer
    x = 114,796.95

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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.