Home / 303,145.02-454,592.40-103,481.50

Finding the Fourth Proportional to 303,145.02, 454,592.40 and 103,481.50

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Solution

The fourth proportional to 303,145.02, 454,592.40 and 103,481.50 is: 155,179.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,145.02 : 454,592.40 = 103,481.50 : x
  2. Step 2: Convert to fraction form
    303,145.02/454,592.40 = 103,481.50/x
  3. Step 3: Cross multiply
    303,145.02x = 454,592.40 × 103,481.50
  4. Step 4: Simplify right side
    303,145.02x = 47,041,903,440.60
  5. Step 5: Solve for x
    x = 47,041,903,440.60/303,145.02
  6. Step 6: Final answer
    x = 155,179.54

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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.