Home / 178,915.96-268,406.34-73,677.52

Finding the Fourth Proportional to 178,915.96, 268,406.34 and 73,677.52

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Solution

The fourth proportional to 178,915.96, 268,406.34 and 73,677.52 is: 110,529.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,915.96 : 268,406.34 = 73,677.52 : x
  2. Step 2: Convert to fraction form
    178,915.96/268,406.34 = 73,677.52/x
  3. Step 3: Cross multiply
    178,915.96x = 268,406.34 × 73,677.52
  4. Step 4: Simplify right side
    178,915.96x = 19,775,513,483.48
  5. Step 5: Solve for x
    x = 19,775,513,483.48/178,915.96
  6. Step 6: Final answer
    x = 110,529.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.