Home / 150,861.04-225,947.10-72,030.61

Finding the Fourth Proportional to 150,861.04, 225,947.10 and 72,030.61

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Solution

The fourth proportional to 150,861.04, 225,947.10 and 72,030.61 is: 107,881.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,861.04 : 225,947.10 = 72,030.61 : x
  2. Step 2: Convert to fraction form
    150,861.04/225,947.10 = 72,030.61/x
  3. Step 3: Cross multiply
    150,861.04x = 225,947.10 × 72,030.61
  4. Step 4: Simplify right side
    150,861.04x = 16,275,107,440.73
  5. Step 5: Solve for x
    x = 16,275,107,440.73/150,861.04
  6. Step 6: Final answer
    x = 107,881.45

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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.