Home / 320,901.06-481,362.75-152,334.55

Finding the Fourth Proportional to 320,901.06, 481,362.75 and 152,334.55

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Solution

The fourth proportional to 320,901.06, 481,362.75 and 152,334.55 is: 228,507.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,901.06 : 481,362.75 = 152,334.55 : x
  2. Step 2: Convert to fraction form
    320,901.06/481,362.75 = 152,334.55/x
  3. Step 3: Cross multiply
    320,901.06x = 481,362.75 × 152,334.55
  4. Step 4: Simplify right side
    320,901.06x = 73,328,176,704.61
  5. Step 5: Solve for x
    x = 73,328,176,704.61/320,901.06
  6. Step 6: Final answer
    x = 228,507.12

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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.