Home / 150,156.46-225,237.50-70,172.48

Finding the Fourth Proportional to 150,156.46, 225,237.50 and 70,172.48

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Solution

The fourth proportional to 150,156.46, 225,237.50 and 70,172.48 is: 105,260.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,156.46 : 225,237.50 = 70,172.48 : x
  2. Step 2: Convert to fraction form
    150,156.46/225,237.50 = 70,172.48/x
  3. Step 3: Cross multiply
    150,156.46x = 225,237.50 × 70,172.48
  4. Step 4: Simplify right side
    150,156.46x = 15,805,473,073.74
  5. Step 5: Solve for x
    x = 15,805,473,073.74/150,156.46
  6. Step 6: Final answer
    x = 105,260.03

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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.