Home / 151,204.73-208,666.13-83,225.48

Finding the Fourth Proportional to 151,204.73, 208,666.13 and 83,225.48

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Solution

The fourth proportional to 151,204.73, 208,666.13 and 83,225.48 is: 114,853.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,204.73 : 208,666.13 = 83,225.48 : x
  2. Step 2: Convert to fraction form
    151,204.73/208,666.13 = 83,225.48/x
  3. Step 3: Cross multiply
    151,204.73x = 208,666.13 × 83,225.48
  4. Step 4: Simplify right side
    151,204.73x = 17,366,337,369.53
  5. Step 5: Solve for x
    x = 17,366,337,369.53/151,204.73
  6. Step 6: Final answer
    x = 114,853.14

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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.