Home / 185,949.07-256,607.79-101,065.52

Finding the Fourth Proportional to 185,949.07, 256,607.79 and 101,065.52

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Solution

The fourth proportional to 185,949.07, 256,607.79 and 101,065.52 is: 139,469.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,949.07 : 256,607.79 = 101,065.52 : x
  2. Step 2: Convert to fraction form
    185,949.07/256,607.79 = 101,065.52/x
  3. Step 3: Cross multiply
    185,949.07x = 256,607.79 × 101,065.52
  4. Step 4: Simplify right side
    185,949.07x = 25,934,199,732.40
  5. Step 5: Solve for x
    x = 25,934,199,732.40/185,949.07
  6. Step 6: Final answer
    x = 139,469.37

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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.