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Finding the Fourth Proportional to 173,140.60, 259,710.90 and 54,848.20

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Solution

The fourth proportional to 173,140.60, 259,710.90 and 54,848.20 is: 82,272.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,140.60 : 259,710.90 = 54,848.20 : x
  2. Step 2: Convert to fraction form
    173,140.60/259,710.90 = 54,848.20/x
  3. Step 3: Cross multiply
    173,140.60x = 259,710.90 × 54,848.20
  4. Step 4: Simplify right side
    173,140.60x = 14,244,675,385.38
  5. Step 5: Solve for x
    x = 14,244,675,385.38/173,140.60
  6. Step 6: Final answer
    x = 82,272.30

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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.