Home / 185,890.92-256,531.09-101,007.98

Finding the Fourth Proportional to 185,890.92, 256,531.09 and 101,007.98

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Solution

The fourth proportional to 185,890.92, 256,531.09 and 101,007.98 is: 139,391.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,890.92 : 256,531.09 = 101,007.98 : x
  2. Step 2: Convert to fraction form
    185,890.92/256,531.09 = 101,007.98/x
  3. Step 3: Cross multiply
    185,890.92x = 256,531.09 × 101,007.98
  4. Step 4: Simplify right side
    185,890.92x = 25,911,686,634.91
  5. Step 5: Solve for x
    x = 25,911,686,634.91/185,890.92
  6. Step 6: Final answer
    x = 139,391.89

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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.