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Finding the Fourth Proportional to 173,258.64, 259,920.36 and 54,898.20

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Solution

The fourth proportional to 173,258.64, 259,920.36 and 54,898.20 is: 82,357.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,258.64 : 259,920.36 = 54,898.20 : x
  2. Step 2: Convert to fraction form
    173,258.64/259,920.36 = 54,898.20/x
  3. Step 3: Cross multiply
    173,258.64x = 259,920.36 × 54,898.20
  4. Step 4: Simplify right side
    173,258.64x = 14,269,159,907.35
  5. Step 5: Solve for x
    x = 14,269,159,907.35/173,258.64
  6. Step 6: Final answer
    x = 82,357.57

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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.