Home / 234,908.21-324,173.53-127,478.24

Finding the Fourth Proportional to 234,908.21, 324,173.53 and 127,478.24

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Solution

The fourth proportional to 234,908.21, 324,173.53 and 127,478.24 is: 175,920.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,908.21 : 324,173.53 = 127,478.24 : x
  2. Step 2: Convert to fraction form
    234,908.21/324,173.53 = 127,478.24/x
  3. Step 3: Cross multiply
    234,908.21x = 324,173.53 × 127,478.24
  4. Step 4: Simplify right side
    234,908.21x = 41,325,071,058.99
  5. Step 5: Solve for x
    x = 41,325,071,058.99/234,908.21
  6. Step 6: Final answer
    x = 175,920.08

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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.