Home / 231,621.95-347,359.12-73,813.50

Finding the Fourth Proportional to 231,621.95, 347,359.12 and 73,813.50

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Solution

The fourth proportional to 231,621.95, 347,359.12 and 73,813.50 is: 110,696.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,621.95 : 347,359.12 = 73,813.50 : x
  2. Step 2: Convert to fraction form
    231,621.95/347,359.12 = 73,813.50/x
  3. Step 3: Cross multiply
    231,621.95x = 347,359.12 × 73,813.50
  4. Step 4: Simplify right side
    231,621.95x = 25,639,792,219.59
  5. Step 5: Solve for x
    x = 25,639,792,219.59/231,621.95
  6. Step 6: Final answer
    x = 110,696.73

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1.5x scale

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.