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Finding the Fourth Proportional to 216,101.63, 324,154.26 and 75,860.25

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Solution

The fourth proportional to 216,101.63, 324,154.26 and 75,860.25 is: 113,791.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,101.63 : 324,154.26 = 75,860.25 : x
  2. Step 2: Convert to fraction form
    216,101.63/324,154.26 = 75,860.25/x
  3. Step 3: Cross multiply
    216,101.63x = 324,154.26 × 75,860.25
  4. Step 4: Simplify right side
    216,101.63x = 24,590,423,202.17
  5. Step 5: Solve for x
    x = 24,590,423,202.17/216,101.63
  6. Step 6: Final answer
    x = 113,791.01

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1.5x scale

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.