Home / 231,954.18-320,277.69-178,153.98

Finding the Fourth Proportional to 231,954.18, 320,277.69 and 178,153.98

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Solution

The fourth proportional to 231,954.18, 320,277.69 and 178,153.98 is: 245,991.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,954.18 : 320,277.69 = 178,153.98 : x
  2. Step 2: Convert to fraction form
    231,954.18/320,277.69 = 178,153.98/x
  3. Step 3: Cross multiply
    231,954.18x = 320,277.69 × 178,153.98
  4. Step 4: Simplify right side
    231,954.18x = 57,058,745,178.71
  5. Step 5: Solve for x
    x = 57,058,745,178.71/231,954.18
  6. Step 6: Final answer
    x = 245,991.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.