Home / 148,321.17-204,697.89-84,668.55

Finding the Fourth Proportional to 148,321.17, 204,697.89 and 84,668.55

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Solution

The fourth proportional to 148,321.17, 204,697.89 and 84,668.55 is: 116,850.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,321.17 : 204,697.89 = 84,668.55 : x
  2. Step 2: Convert to fraction form
    148,321.17/204,697.89 = 84,668.55/x
  3. Step 3: Cross multiply
    148,321.17x = 204,697.89 × 84,668.55
  4. Step 4: Simplify right side
    148,321.17x = 17,331,473,534.36
  5. Step 5: Solve for x
    x = 17,331,473,534.36/148,321.17
  6. Step 6: Final answer
    x = 116,850.98

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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.