Home / 234,919.04-324,188.49-127,489.10

Finding the Fourth Proportional to 234,919.04, 324,188.49 and 127,489.10

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Solution

The fourth proportional to 234,919.04, 324,188.49 and 127,489.10 is: 175,935.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,919.04 : 324,188.49 = 127,489.10 : x
  2. Step 2: Convert to fraction form
    234,919.04/324,188.49 = 127,489.10/x
  3. Step 3: Cross multiply
    234,919.04x = 324,188.49 × 127,489.10
  4. Step 4: Simplify right side
    234,919.04x = 41,330,497,199.52
  5. Step 5: Solve for x
    x = 41,330,497,199.52/234,919.04
  6. Step 6: Final answer
    x = 175,935.07

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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.