Home / 148,384.17-204,765.71-84,709.53

Finding the Fourth Proportional to 148,384.17, 204,765.71 and 84,709.53

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Solution

The fourth proportional to 148,384.17, 204,765.71 and 84,709.53 is: 116,896.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,384.17 : 204,765.71 = 84,709.53 : x
  2. Step 2: Convert to fraction form
    148,384.17/204,765.71 = 84,709.53/x
  3. Step 3: Cross multiply
    148,384.17x = 204,765.71 × 84,709.53
  4. Step 4: Simplify right side
    148,384.17x = 17,345,606,630.67
  5. Step 5: Solve for x
    x = 17,345,606,630.67/148,384.17
  6. Step 6: Final answer
    x = 116,896.61

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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.