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Finding the Fourth Proportional to 183,171.30, 274,805.55 and 64,830.30

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Solution

The fourth proportional to 183,171.30, 274,805.55 and 64,830.30 is: 97,262.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,171.30 : 274,805.55 = 64,830.30 : x
  2. Step 2: Convert to fraction form
    183,171.30/274,805.55 = 64,830.30/x
  3. Step 3: Cross multiply
    183,171.30x = 274,805.55 × 64,830.30
  4. Step 4: Simplify right side
    183,171.30x = 17,815,726,248.17
  5. Step 5: Solve for x
    x = 17,815,726,248.17/183,171.30
  6. Step 6: Final answer
    x = 97,262.65

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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.