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Finding the Fourth Proportional to 222,069.20, 333,103.80 and 97,653.20

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Solution

The fourth proportional to 222,069.20, 333,103.80 and 97,653.20 is: 146,479.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,069.20 : 333,103.80 = 97,653.20 : x
  2. Step 2: Convert to fraction form
    222,069.20/333,103.80 = 97,653.20/x
  3. Step 3: Cross multiply
    222,069.20x = 333,103.80 × 97,653.20
  4. Step 4: Simplify right side
    222,069.20x = 32,528,652,002.16
  5. Step 5: Solve for x
    x = 32,528,652,002.16/222,069.20
  6. Step 6: Final answer
    x = 146,479.80

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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.