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Finding the Fourth Proportional to 173,025.70, 259,538.55 and 164,860.90

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Solution

The fourth proportional to 173,025.70, 259,538.55 and 164,860.90 is: 247,291.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,025.70 : 259,538.55 = 164,860.90 : x
  2. Step 2: Convert to fraction form
    173,025.70/259,538.55 = 164,860.90/x
  3. Step 3: Cross multiply
    173,025.70x = 259,538.55 × 164,860.90
  4. Step 4: Simplify right side
    173,025.70x = 42,787,758,937.70
  5. Step 5: Solve for x
    x = 42,787,758,937.70/173,025.70
  6. Step 6: Final answer
    x = 247,291.35

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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.