Home / 185,836.54-256,474.90-104,172.60

Finding the Fourth Proportional to 185,836.54, 256,474.90 and 104,172.60

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Solution

The fourth proportional to 185,836.54, 256,474.90 and 104,172.60 is: 143,769.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,836.54 : 256,474.90 = 104,172.60 : x
  2. Step 2: Convert to fraction form
    185,836.54/256,474.90 = 104,172.60/x
  3. Step 3: Cross multiply
    185,836.54x = 256,474.90 × 104,172.60
  4. Step 4: Simplify right side
    185,836.54x = 26,717,657,167.74
  5. Step 5: Solve for x
    x = 26,717,657,167.74/185,836.54
  6. Step 6: Final answer
    x = 143,769.67

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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.