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Finding the Fourth Proportional to 235,799.81, 325,448.58 and 133,834.81

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Solution

The fourth proportional to 235,799.81, 325,448.58 and 133,834.81 is: 184,717.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,799.81 : 325,448.58 = 133,834.81 : x
  2. Step 2: Convert to fraction form
    235,799.81/325,448.58 = 133,834.81/x
  3. Step 3: Cross multiply
    235,799.81x = 325,448.58 × 133,834.81
  4. Step 4: Simplify right side
    235,799.81x = 43,556,348,199.90
  5. Step 5: Solve for x
    x = 43,556,348,199.90/235,799.81
  6. Step 6: Final answer
    x = 184,717.49

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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.