Home / 135,100.25-186,341.66-94,823.00

Finding the Fourth Proportional to 135,100.25, 186,341.66 and 94,823.00

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Solution

The fourth proportional to 135,100.25, 186,341.66 and 94,823.00 is: 130,787.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,100.25 : 186,341.66 = 94,823.00 : x
  2. Step 2: Convert to fraction form
    135,100.25/186,341.66 = 94,823.00/x
  3. Step 3: Cross multiply
    135,100.25x = 186,341.66 × 94,823.00
  4. Step 4: Simplify right side
    135,100.25x = 17,669,475,217.92
  5. Step 5: Solve for x
    x = 17,669,475,217.92/135,100.25
  6. Step 6: Final answer
    x = 130,787.88

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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.