Home / 329,719.80-494,660.70-93,059.40

Finding the Fourth Proportional to 329,719.80, 494,660.70 and 93,059.40

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Solution

The fourth proportional to 329,719.80, 494,660.70 and 93,059.40 is: 139,611.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,719.80 : 494,660.70 = 93,059.40 : x
  2. Step 2: Convert to fraction form
    329,719.80/494,660.70 = 93,059.40/x
  3. Step 3: Cross multiply
    329,719.80x = 494,660.70 × 93,059.40
  4. Step 4: Simplify right side
    329,719.80x = 46,032,827,945.58
  5. Step 5: Solve for x
    x = 46,032,827,945.58/329,719.80
  6. Step 6: Final answer
    x = 139,611.96

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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.