Home / 190,915.13-263,468.34-106,037.66

Finding the Fourth Proportional to 190,915.13, 263,468.34 and 106,037.66

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Solution

The fourth proportional to 190,915.13, 263,468.34 and 106,037.66 is: 146,335.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,915.13 : 263,468.34 = 106,037.66 : x
  2. Step 2: Convert to fraction form
    190,915.13/263,468.34 = 106,037.66/x
  3. Step 3: Cross multiply
    190,915.13x = 263,468.34 × 106,037.66
  4. Step 4: Simplify right side
    190,915.13x = 27,937,564,940.34
  5. Step 5: Solve for x
    x = 27,937,564,940.34/190,915.13
  6. Step 6: Final answer
    x = 146,335.00

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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.